./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9 --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 833fe1bfba6e9465d0762b8b4b281d00d9e54d53b8918b133a54714c1d863b1b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:37:09,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:37:09,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:37:09,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:37:09,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:37:09,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:37:09,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:37:09,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:37:09,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:37:09,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:37:09,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:37:09,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:37:09,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:37:09,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:37:09,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:37:09,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:37:09,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:37:09,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:37:09,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:37:09,975 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:37:09,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:37:09,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:37:09,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:37:09,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:37:09,978 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:37:09,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:37:09,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:09,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:37:09,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:37:09,980 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:37:09,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:37:09,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:37:09,981 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:37:09,982 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_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 833fe1bfba6e9465d0762b8b4b281d00d9e54d53b8918b133a54714c1d863b1b [2023-12-03 04:37:10,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:37:10,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:37:10,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:37:10,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:37:10,236 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:37:10,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 04:37:13,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:37:13,236 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:37:13,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 04:37:13,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/6c024b65a/c7c318b4f8134c66b6ebea85c37dbec6/FLAGc6858d099 [2023-12-03 04:37:13,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/6c024b65a/c7c318b4f8134c66b6ebea85c37dbec6 [2023-12-03 04:37:13,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:37:13,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:37:13,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:13,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:37:13,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:37:13,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aea10be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13, skipping insertion in model container [2023-12-03 04:37:13,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:37:13,504 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_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 04:37:13,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:13,705 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:37:13,717 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_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 04:37:13,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:13,795 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:13,795 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:13,803 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:37:13,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13 WrapperNode [2023-12-03 04:37:13,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:13,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:13,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:37:13,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:37:13,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,856 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 04:37:13,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:13,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:37:13,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:37:13,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:37:13,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,886 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:37:13,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:37:13,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:37:13,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:37:13,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:13" (1/1) ... [2023-12-03 04:37:13,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:13,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:37:13,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:37:13,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:37:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:37:13,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:37:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:37:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:37:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:37:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:37:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:37:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:37:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:37:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:37:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:37:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:37:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:37:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:37:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:37:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:37:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:37:13,983 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:37:14,150 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:37:14,153 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:37:14,497 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:37:14,628 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:37:14,634 INFO L158 Benchmark]: Toolchain (without parser) took 1357.84ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 100.4MB in the beginning and 145.8MB in the end (delta: -45.4MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2023-12-03 04:37:14,634 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 106.1MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:37:14,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.19ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 76.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:37:14,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.71ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:37:14,637 INFO L158 Benchmark]: Boogie Preprocessor took 38.24ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:37:14,638 INFO L158 Benchmark]: RCFGBuilder took 735.07ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 72.1MB in the beginning and 145.8MB in the end (delta: -73.7MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-12-03 04:37:14,641 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 106.1MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.19ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 76.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.71ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.24ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 735.07ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 72.1MB in the beginning and 145.8MB in the end (delta: -73.7MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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. [2023-12-03 04:37:14,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/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_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9 --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 833fe1bfba6e9465d0762b8b4b281d00d9e54d53b8918b133a54714c1d863b1b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:37:16,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:37:16,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:37:16,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:37:16,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:37:16,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:37:16,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:37:16,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:37:16,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:37:16,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:37:16,715 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:37:16,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:37:16,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:37:16,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:37:16,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:37:16,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:37:16,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:37:16,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:37:16,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:37:16,719 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:37:16,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:37:16,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:37:16,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:37:16,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:37:16,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:37:16,722 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:16,723 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:37:16,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:37:16,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:16,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:37:16,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:37:16,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:37:16,725 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:37:16,725 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:16,726 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:37:16,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:37:16,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:37:16,726 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_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 833fe1bfba6e9465d0762b8b4b281d00d9e54d53b8918b133a54714c1d863b1b [2023-12-03 04:37:16,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:37:17,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:37:17,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:37:17,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:37:17,017 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:37:17,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 04:37:19,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:37:20,085 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:37:20,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 04:37:20,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/0a269f7c9/184749c11a0b4b76a577a72e7e99ed36/FLAG543cdcd18 [2023-12-03 04:37:20,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/data/0a269f7c9/184749c11a0b4b76a577a72e7e99ed36 [2023-12-03 04:37:20,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:37:20,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:37:20,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:20,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:37:20,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:37:20,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd52b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20, skipping insertion in model container [2023-12-03 04:37:20,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,179 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:37:20,358 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_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 04:37:20,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:20,560 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:37:20,572 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_075b81bd-f497-4e6c-af02-4ca51daf3049/sv-benchmarks/c/pthread-wmm/mix011_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 04:37:20,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:20,654 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:20,655 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:20,662 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:37:20,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20 WrapperNode [2023-12-03 04:37:20,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:20,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:20,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:37:20,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:37:20,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,715 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-12-03 04:37:20,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:20,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:37:20,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:37:20,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:37:20,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:37:20,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:37:20,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:37:20,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:37:20,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:20" (1/1) ... [2023-12-03 04:37:20,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:20,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:37:20,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:37:20,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:37:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:37:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:37:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:37:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:37:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:37:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:37:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:37:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:37:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:37:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:37:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:37:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:37:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:37:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:37:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:37:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:37:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:37:20,824 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:37:20,991 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:37:20,993 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:37:21,256 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:37:21,377 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:37:21,381 INFO L158 Benchmark]: Toolchain (without parser) took 1261.29ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 35.3MB in the beginning and 76.1MB in the end (delta: -40.8MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-12-03 04:37:21,382 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:37:21,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.89ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 35.2MB in the beginning and 63.1MB in the end (delta: -27.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-12-03 04:37:21,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.48ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 60.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:37:21,384 INFO L158 Benchmark]: Boogie Preprocessor took 38.77ms. Allocated memory is still 102.8MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:37:21,385 INFO L158 Benchmark]: RCFGBuilder took 623.97ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 76.1MB in the end (delta: -17.8MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-12-03 04:37:21,387 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.89ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 35.2MB in the beginning and 63.1MB in the end (delta: -27.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.48ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 60.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.77ms. Allocated memory is still 102.8MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 623.97ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 76.1MB in the end (delta: -17.8MB). Peak memory consumption was 12.3MB. 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. [2023-12-03 04:37:21,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_075b81bd-f497-4e6c-af02-4ca51daf3049/bin/ukojak-verify-Qdu7aM0XO9/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?