./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/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_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:03:19,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:03:19,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:03:19,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:03:19,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:03:19,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:03:19,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:03:19,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:03:19,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:03:19,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:03:19,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:03:19,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:03:19,548 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:03:19,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:03:19,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:03:19,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:03:19,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:03:19,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:03:19,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:03:19,552 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:03:19,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:03:19,553 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:03:19,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:03:19,554 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:03:19,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:03:19,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:03:19,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:03:19,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:03:19,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:03:19,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:03:19,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:03:19,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:03:19,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:03:19,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:03:19,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:03:19,559 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_10280a7f-dcce-4420-b6f4-018ef71fa332/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2023-12-03 00:03:19,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:03:19,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:03:19,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:03:19,812 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:03:19,813 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:03:19,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-12-03 00:03:22,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:03:22,861 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:03:22,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-12-03 00:03:22,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/d7f15a085/fba2f9fac6d142029ce80008e767be60/FLAG6688b3bb9 [2023-12-03 00:03:22,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/d7f15a085/fba2f9fac6d142029ce80008e767be60 [2023-12-03 00:03:22,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:03:22,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:03:22,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:03:22,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:03:22,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:03:22,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:03:22" (1/1) ... [2023-12-03 00:03:22,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27775706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:22, skipping insertion in model container [2023-12-03 00:03:22,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:03:22" (1/1) ... [2023-12-03 00:03:22,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:03:23,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:03:23,272 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:03:23,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:03:23,360 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:03:23,360 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:03:23,366 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:03:23,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23 WrapperNode [2023-12-03 00:03:23,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:03:23,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:03:23,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:03:23,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:03:23,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,417 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-12-03 00:03:23,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:03:23,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:03:23,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:03:23,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:03:23,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:03:23,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:03:23,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:03:23,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:03:23,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:23" (1/1) ... [2023-12-03 00:03:23,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:03:23,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:03:23,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:03:23,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:03:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:03:23,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:03:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:03:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:03:23,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:03:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:03:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:03:23,531 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 00:03:23,531 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 00:03:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 00:03:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 00:03:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 00:03:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 00:03:23,532 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 00:03:23,532 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 00:03:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:03:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:03:23,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:03:23,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:03:23,535 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 00:03:23,665 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:03:23,667 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:03:24,022 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:03:24,146 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:03:24,151 INFO L158 Benchmark]: Toolchain (without parser) took 1256.85ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 107.4MB in the beginning and 148.4MB in the end (delta: -41.0MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2023-12-03 00:03:24,151 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:03:24,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.11ms. Allocated memory is still 146.8MB. Free memory was 107.0MB in the beginning and 83.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 00:03:24,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.66ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 80.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:03:24,154 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 146.8MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:03:24,155 INFO L158 Benchmark]: RCFGBuilder took 692.90ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 78.5MB in the beginning and 148.4MB in the end (delta: -69.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-12-03 00:03:24,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.11ms. Allocated memory is still 146.8MB. Free memory was 107.0MB in the beginning and 83.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.66ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 80.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 146.8MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 692.90ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 78.5MB in the beginning and 148.4MB in the end (delta: -69.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 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 00:03:24,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/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_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/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_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:03:26,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:03:26,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 00:03:26,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:03:26,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:03:26,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:03:26,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:03:26,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:03:26,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:03:26,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:03:26,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:03:26,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:03:26,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:03:26,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:03:26,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:03:26,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:03:26,261 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:03:26,261 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:03:26,262 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:03:26,262 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:03:26,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:03:26,263 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:03:26,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:03:26,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:03:26,265 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:03:26,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:03:26,266 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:03:26,266 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:03:26,267 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:03:26,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:03:26,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:03:26,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:03:26,269 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:03:26,269 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:03:26,269 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:03:26,270 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:03:26,270 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:03:26,270 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:03:26,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:03:26,270 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_10280a7f-dcce-4420-b6f4-018ef71fa332/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2023-12-03 00:03:26,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:03:26,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:03:26,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:03:26,595 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:03:26,596 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:03:26,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-12-03 00:03:29,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:03:29,598 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:03:29,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2023-12-03 00:03:29,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/13c4e131c/075a6d972dd84fabacf2038bf825ee1f/FLAG004461ebe [2023-12-03 00:03:29,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/data/13c4e131c/075a6d972dd84fabacf2038bf825ee1f [2023-12-03 00:03:29,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:03:29,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:03:29,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:03:29,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:03:29,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:03:29,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:03:29" (1/1) ... [2023-12-03 00:03:29,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246a996b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:29, skipping insertion in model container [2023-12-03 00:03:29,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:03:29" (1/1) ... [2023-12-03 00:03:29,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:03:30,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:03:30,091 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:03:30,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:03:30,220 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:03:30,221 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:03:30,226 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:03:30,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30 WrapperNode [2023-12-03 00:03:30,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:03:30,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:03:30,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:03:30,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:03:30,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,281 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 130 [2023-12-03 00:03:30,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:03:30,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:03:30,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:03:30,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:03:30,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:03:30,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:03:30,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:03:30,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:03:30,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:03:30" (1/1) ... [2023-12-03 00:03:30,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:03:30,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:03:30,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:03:30,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:03:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:03:30,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:03:30,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 00:03:30,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 00:03:30,388 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 00:03:30,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 00:03:30,388 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 00:03:30,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 00:03:30,388 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 00:03:30,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 00:03:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:03:30,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:03:30,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:03:30,391 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 00:03:30,533 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:03:30,535 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:03:30,867 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:03:31,000 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:03:31,004 INFO L158 Benchmark]: Toolchain (without parser) took 1367.61ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 48.7MB in the end (delta: 8.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-12-03 00:03:31,004 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:03:31,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.48ms. Allocated memory is still 81.8MB. Free memory was 56.8MB in the beginning and 53.2MB in the end (delta: 3.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-12-03 00:03:31,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.48ms. Allocated memory is still 81.8MB. Free memory was 53.2MB in the beginning and 50.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:03:31,006 INFO L158 Benchmark]: Boogie Preprocessor took 38.00ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:03:31,007 INFO L158 Benchmark]: RCFGBuilder took 681.49ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 48.7MB in the end (delta: -741.2kB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-12-03 00:03:31,009 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.48ms. Allocated memory is still 81.8MB. Free memory was 56.8MB in the beginning and 53.2MB in the end (delta: 3.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.48ms. Allocated memory is still 81.8MB. Free memory was 53.2MB in the beginning and 50.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.00ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.49ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 48.7MB in the end (delta: -741.2kB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 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 00:03:31,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10280a7f-dcce-4420-b6f4-018ef71fa332/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: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff1_thd4~0 := ~y$r_buff0_thd4~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?