./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2 --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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:49,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:50,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:50,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:50,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:50,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:50,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:50,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:50,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:50,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:50,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:50,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:50,048 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:50,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:50,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:50,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:50,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:50,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:50,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:50,052 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:50,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:50,053 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:50,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:50,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:50,054 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:50,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:50,055 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:50,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:50,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:50,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:50,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:50,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:50,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:50,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:50,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:50,058 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_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 [2023-11-21 18:39:50,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:50,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:50,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:50,420 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:50,421 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:50,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2023-11-21 18:39:53,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:53,996 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:53,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2023-11-21 18:39:54,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/292129068/f1efa0cf5ad446928a6b99701f0d44f7/FLAG31b0c28e9 [2023-11-21 18:39:54,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/292129068/f1efa0cf5ad446928a6b99701f0d44f7 [2023-11-21 18:39:54,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:54,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:54,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:54,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:54,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:54,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bddedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54, skipping insertion in model container [2023-11-21 18:39:54,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,136 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:54,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:54,675 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:54,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:54,792 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:54,792 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:54,800 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:54,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54 WrapperNode [2023-11-21 18:39:54,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:54,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:54,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:54,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:54,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,854 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2023-11-21 18:39:54,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:54,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:54,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:54,856 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:54,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:54,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:54,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:54,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:54,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:54" (1/1) ... [2023-11-21 18:39:54,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:54,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:54,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:54,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:39:55,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:39:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:39:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:39:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:39:55,031 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:39:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:55,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:55,033 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:55,184 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:55,187 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:55,498 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:55,780 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:39:55,785 INFO L158 Benchmark]: Toolchain (without parser) took 1736.14ms. Allocated memory is still 163.6MB. Free memory was 122.1MB in the beginning and 59.8MB in the end (delta: 62.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-21 18:39:55,786 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:55,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 751.69ms. Allocated memory is still 163.6MB. Free memory was 121.9MB in the beginning and 98.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:39:55,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.98ms. Allocated memory is still 163.6MB. Free memory was 98.2MB in the beginning and 96.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:55,789 INFO L158 Benchmark]: Boogie Preprocessor took 64.61ms. Allocated memory is still 163.6MB. Free memory was 96.1MB in the beginning and 94.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:55,790 INFO L158 Benchmark]: RCFGBuilder took 862.68ms. Allocated memory is still 163.6MB. Free memory was 94.0MB in the beginning and 59.8MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 18:39:55,794 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 751.69ms. Allocated memory is still 163.6MB. Free memory was 121.9MB in the beginning and 98.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.98ms. Allocated memory is still 163.6MB. Free memory was 98.2MB in the beginning and 96.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.61ms. Allocated memory is still 163.6MB. Free memory was 96.1MB in the beginning and 94.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 862.68ms. Allocated memory is still 163.6MB. Free memory was 94.0MB in the beginning and 59.8MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:55,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2 --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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:58,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:58,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:39:58,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:58,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:58,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:58,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:58,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:58,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:58,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:58,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:58,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:58,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:58,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:58,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:58,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:58,815 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:39:58,816 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:39:58,816 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:58,817 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:39:58,818 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:58,818 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:58,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:58,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:58,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:58,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:58,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:58,822 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:58,822 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:58,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:58,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:58,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:58,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:58,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:58,826 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:39:58,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:58,827 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:58,827 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:39:58,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:58,829 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_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 [2023-11-21 18:39:59,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:59,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:59,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:59,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:59,303 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:59,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2023-11-21 18:40:02,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:03,032 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:03,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/sv-benchmarks/c/pthread-wmm/mix009.oepc.i [2023-11-21 18:40:03,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/5b4a46f72/a8a3dc640f814059852464946d1e7d93/FLAGa5f0566dd [2023-11-21 18:40:03,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/data/5b4a46f72/a8a3dc640f814059852464946d1e7d93 [2023-11-21 18:40:03,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:03,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:03,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:03,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:03,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:03,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28da27a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03, skipping insertion in model container [2023-11-21 18:40:03,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:03,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:03,762 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:03,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:03,923 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:03,924 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:03,933 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:03,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03 WrapperNode [2023-11-21 18:40:03,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:03,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:03,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:03,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:03,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,021 INFO L138 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2023-11-21 18:40:04,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:04,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:04,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:04,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:04,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:04,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:04,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:04,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:04,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:04,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:04,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:04,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:04,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:04,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:40:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:40:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:40:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:40:04,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:40:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:40:04,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:40:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:40:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:04,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:04,162 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:40:04,374 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:04,378 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:04,818 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:04,998 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:40:05,003 INFO L158 Benchmark]: Toolchain (without parser) took 1921.32ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 39.9MB in the beginning and 71.9MB in the end (delta: -32.1MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-21 18:40:05,004 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:05,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.28ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 39.7MB in the beginning and 61.1MB in the end (delta: -21.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-21 18:40:05,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.54ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:05,006 INFO L158 Benchmark]: Boogie Preprocessor took 40.42ms. Allocated memory is still 96.5MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:05,007 INFO L158 Benchmark]: RCFGBuilder took 937.32ms. Allocated memory is still 96.5MB. Free memory was 56.3MB in the beginning and 71.9MB in the end (delta: -15.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-21 18:40:05,010 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.28ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 39.7MB in the beginning and 61.1MB in the end (delta: -21.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.54ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.42ms. Allocated memory is still 96.5MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 937.32ms. Allocated memory is still 96.5MB. Free memory was 56.3MB in the beginning and 71.9MB in the end (delta: -15.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:40:05,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cd25c12-884f-412a-b50d-d555be3f5dbc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?