./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:29,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:29,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:52:29,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:29,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:30,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:30,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:30,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:30,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:30,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:30,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:30,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:30,041 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:30,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:30,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:30,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:30,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:30,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:30,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:30,045 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:30,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:30,047 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:30,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:30,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:30,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:30,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:30,051 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:30,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:30,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:30,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:30,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:30,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:30,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:30,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:30,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:30,055 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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 [2023-11-21 18:52:30,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:30,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:30,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:30,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:30,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:30,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/rfi005.i [2023-11-21 18:52:33,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:33,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:33,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/sv-benchmarks/c/pthread-wmm/rfi005.i [2023-11-21 18:52:33,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/8cdc88b99/1ccef7a5a9a44cfc839fe0b1751313ab/FLAG16d5a9e2a [2023-11-21 18:52:34,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/8cdc88b99/1ccef7a5a9a44cfc839fe0b1751313ab [2023-11-21 18:52:34,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:34,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:34,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:34,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:34,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:34,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd7a2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34, skipping insertion in model container [2023-11-21 18:52:34,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:34,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:34,610 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:34,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:34,753 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:34,753 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:34,762 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:34,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34 WrapperNode [2023-11-21 18:52:34,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:34,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:34,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:34,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:34,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,828 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-21 18:52:34,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:34,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:34,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:34,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:34,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:34,871 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:34,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:34,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:34,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:34,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:34,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:34,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:52:34,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:52:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:52:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:52:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:52:34,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:52:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:52:34,976 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:52:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:52:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:34,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:34,979 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 18:52:35,128 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:35,130 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:35,633 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:35,959 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:52:35,964 INFO L158 Benchmark]: Toolchain (without parser) took 1952.49ms. Allocated memory was 188.7MB in the beginning and 234.9MB in the end (delta: 46.1MB). Free memory was 136.7MB in the beginning and 178.5MB in the end (delta: -41.8MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2023-11-21 18:52:35,965 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 188.7MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:35,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.75ms. Allocated memory is still 188.7MB. Free memory was 136.4MB in the beginning and 111.4MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:35,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.21ms. Allocated memory is still 188.7MB. Free memory was 111.4MB in the beginning and 108.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:35,969 INFO L158 Benchmark]: Boogie Preprocessor took 40.46ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 106.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:35,970 INFO L158 Benchmark]: RCFGBuilder took 1091.15ms. Allocated memory was 188.7MB in the beginning and 234.9MB in the end (delta: 46.1MB). Free memory was 106.5MB in the beginning and 178.5MB in the end (delta: -71.9MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-21 18:52:35,979 INFO L338 ainManager$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 188.7MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.75ms. Allocated memory is still 188.7MB. Free memory was 136.4MB in the beginning and 111.4MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.21ms. Allocated memory is still 188.7MB. Free memory was 111.4MB in the beginning and 108.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.46ms. Allocated memory is still 188.7MB. Free memory was 108.6MB in the beginning and 106.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1091.15ms. Allocated memory was 188.7MB in the beginning and 234.9MB in the end (delta: 46.1MB). Free memory was 106.5MB in the beginning and 178.5MB in the end (delta: -71.9MB). Peak memory consumption was 37.4MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:52:36,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:38,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:38,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:52:38,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:38,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:38,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:38,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:38,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:38,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:38,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:38,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:38,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:38,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:38,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:38,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:38,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:38,945 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:52:38,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:52:38,946 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:38,947 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:52:38,948 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:38,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:38,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:38,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:38,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:38,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:38,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:38,951 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:38,952 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:38,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:38,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:38,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:38,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:38,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:38,955 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:52:38,955 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:38,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:38,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:52:38,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:38,957 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_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f51f8e84e29dbf7268818c0bd5364f23c52e80cf2778700bc9afe3da3c44b42 [2023-11-21 18:52:39,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:39,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:39,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:39,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:39,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:39,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/rfi005.i [2023-11-21 18:52:42,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:42,928 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:42,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/sv-benchmarks/c/pthread-wmm/rfi005.i [2023-11-21 18:52:42,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/c6b5fcf03/258cf9264738438dbf37dc973a0eba06/FLAG7aad4baa9 [2023-11-21 18:52:42,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/data/c6b5fcf03/258cf9264738438dbf37dc973a0eba06 [2023-11-21 18:52:42,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:42,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:42,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:42,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:42,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:42,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:42" (1/1) ... [2023-11-21 18:52:42,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2352fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:42, skipping insertion in model container [2023-11-21 18:52:42,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:42" (1/1) ... [2023-11-21 18:52:43,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:43,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:43,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:43,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:43,945 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:43,945 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:43,953 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:43,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43 WrapperNode [2023-11-21 18:52:43,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:43,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:43,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:43,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:43,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,046 INFO L138 Inliner]: procedures = 178, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-21 18:52:44,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:44,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:44,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:44,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:44,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:44,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:44,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:44,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:44,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:43" (1/1) ... [2023-11-21 18:52:44,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:44,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:44,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:44,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:52:44,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:52:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:52:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:52:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:52:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:52:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:52:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:52:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:52:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:52:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:44,189 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 18:52:44,384 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:44,387 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:44,819 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:45,017 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:52:45,022 INFO L158 Benchmark]: Toolchain (without parser) took 2040.82ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 46.4MB in the end (delta: 12.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2023-11-21 18:52:45,023 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:45,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 972.11ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 54.0MB in the end (delta: 4.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-21 18:52:45,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.50ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 51.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:45,025 INFO L158 Benchmark]: Boogie Preprocessor took 42.07ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:45,026 INFO L158 Benchmark]: RCFGBuilder took 930.33ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 46.4MB in the end (delta: 2.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:45,029 INFO L338 ainManager$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 58.7MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 972.11ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 54.0MB in the end (delta: 4.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.50ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 51.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.07ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 49.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 930.33ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 46.4MB in the end (delta: 2.6MB). Peak memory consumption was 25.2MB. 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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:52:45,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da951545-f5bf-48ae-8ab0-3643a6aa8a5b/bin/ukojak-verify-i0I2FZA1j2/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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?