./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:43,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:43,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:05:43,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:43,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:43,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:43,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:43,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:43,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:43,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:43,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:43,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:43,184 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:43,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:43,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:43,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:43,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:43,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:43,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:43,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:43,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:43,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:43,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:43,192 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:43,193 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:43,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:43,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:43,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:43,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:43,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:43,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:43,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:43,197 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:43,197 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_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2023-11-24 23:05:43,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:43,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:43,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:43,519 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:43,519 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:43,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2023-11-24 23:05:46,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:46,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:46,845 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2023-11-24 23:05:46,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/bf40624c9/e4b31a98fa01431ebf911659847b0d38/FLAG9b50afb46 [2023-11-24 23:05:46,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/bf40624c9/e4b31a98fa01431ebf911659847b0d38 [2023-11-24 23:05:46,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:46,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:46,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:46,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:46,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:46,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:46" (1/1) ... [2023-11-24 23:05:46,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52bd260a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:46, skipping insertion in model container [2023-11-24 23:05:46,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:46" (1/1) ... [2023-11-24 23:05:46,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:47,132 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2023-11-24 23:05:47,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:47,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:47,361 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2023-11-24 23:05:47,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:47,445 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:47,445 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:47,453 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:47,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47 WrapperNode [2023-11-24 23:05:47,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:47,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:47,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:47,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:47,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,535 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-24 23:05:47,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:47,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:47,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:47,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:47,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,592 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:47,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:47,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:47,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:47,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:47" (1/1) ... [2023-11-24 23:05:47,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:47,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:47,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:47,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:05:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:05:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:47,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:05:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:47,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:05:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:05:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:05:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:05:47,770 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:05:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:05:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:05:47,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:47,774 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:05:48,003 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:48,005 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:48,378 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:48,567 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:05:48,575 INFO L158 Benchmark]: Toolchain (without parser) took 1678.23ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 86.4MB in the beginning and 130.6MB in the end (delta: -44.2MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-11-24 23:05:48,576 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.6MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:48,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.76ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 62.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 23:05:48,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.60ms. Allocated memory is still 134.2MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:48,580 INFO L158 Benchmark]: Boogie Preprocessor took 83.03ms. Allocated memory is still 134.2MB. Free memory was 59.9MB in the beginning and 57.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:48,581 INFO L158 Benchmark]: RCFGBuilder took 944.81ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 57.8MB in the beginning and 130.6MB in the end (delta: -72.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-24 23:05:48,591 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.6MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.76ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 62.0MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.60ms. Allocated memory is still 134.2MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.03ms. Allocated memory is still 134.2MB. Free memory was 59.9MB in the beginning and 57.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 944.81ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 57.8MB in the beginning and 130.6MB in the end (delta: -72.8MB). 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:48,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/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_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:51,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:51,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:05:51,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:51,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:51,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:51,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:51,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:51,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:51,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:51,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:51,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:51,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:51,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:51,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:51,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:51,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:05:51,625 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:05:51,626 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:05:51,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:51,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:51,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:51,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:51,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:51,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:51,631 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:51,631 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:51,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:51,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:51,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:51,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:51,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:51,636 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:05:51,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:05:51,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:51,637 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:05:51,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:05:51,638 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_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2023-11-24 23:05:52,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:52,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:52,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:52,054 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:52,055 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:52,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2023-11-24 23:05:55,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:55,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:55,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2023-11-24 23:05:55,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/c46aee397/4edf315059894bc597c4062121c5c1ca/FLAG8d7ca9451 [2023-11-24 23:05:55,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/data/c46aee397/4edf315059894bc597c4062121c5c1ca [2023-11-24 23:05:55,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:55,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:55,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:55,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:55,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:55,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:55" (1/1) ... [2023-11-24 23:05:55,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfcf90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:55, skipping insertion in model container [2023-11-24 23:05:55,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:55" (1/1) ... [2023-11-24 23:05:55,724 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:55,998 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2023-11-24 23:05:56,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:56,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:56,401 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/sv-benchmarks/c/pthread-wmm/mix002.oepc.i[945,958] [2023-11-24 23:05:56,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:56,629 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:56,629 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:05:56,651 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:56,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56 WrapperNode [2023-11-24 23:05:56,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:56,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:56,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:56,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:56,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,719 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-11-24 23:05:56,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:56,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:56,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:56,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:56,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:56,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:56,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:56,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:56,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:56" (1/1) ... [2023-11-24 23:05:56,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:56,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:56,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:56,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:05:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:05:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:05:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:05:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:05:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:05:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:05:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:05:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:05:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:05:56,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:05:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:05:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:56,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:56,860 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:05:57,092 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:57,096 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:57,508 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:57,643 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:05:57,648 INFO L158 Benchmark]: Toolchain (without parser) took 2001.89ms. Allocated memory is still 107.0MB. Free memory was 81.4MB in the beginning and 71.7MB in the end (delta: 9.7MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-11-24 23:05:57,649 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 93.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:05:57,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.13ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-24 23:05:57,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.89ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:57,651 INFO L158 Benchmark]: Boogie Preprocessor took 43.81ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:05:57,651 INFO L158 Benchmark]: RCFGBuilder took 881.54ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 71.7MB in the end (delta: 3.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-24 23:05:57,654 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 93.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.13ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.89ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.81ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 881.54ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 71.7MB in the end (delta: 3.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:05:57,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10c88e1a-e7e6-4d2a-982e-5656f9d9bd07/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?