./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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_499c8e71-ad10-42e9-839e-de9c06d7e229/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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:37:18,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:37:18,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:37:18,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:37:18,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:37:18,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:37:18,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:37:18,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:37:18,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:37:18,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:37:18,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:37:18,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:37:18,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:37:18,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:37:18,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:37:18,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:37:18,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:37:18,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:37:18,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:37:18,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:37:18,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:37:18,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:37:18,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:37:18,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:37:18,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:37:18,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:37:18,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:18,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:37:18,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:37:18,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:37:18,849 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:37:18,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:37:18,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:37:18,850 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_499c8e71-ad10-42e9-839e-de9c06d7e229/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2023-12-03 01:37:19,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:37:19,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:37:19,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:37:19,099 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:37:19,100 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:37:19,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2023-12-03 01:37:21,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:37:22,086 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:37:22,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2023-12-03 01:37:22,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/190c91a33/d89f91e18b64455581f468353532b9ab/FLAG6ff137b28 [2023-12-03 01:37:22,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/190c91a33/d89f91e18b64455581f468353532b9ab [2023-12-03 01:37:22,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:37:22,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:37:22,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:22,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:37:22,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:37:22,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b36e163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22, skipping insertion in model container [2023-12-03 01:37:22,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:37:22,315 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_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-12-03 01:37:22,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:22,494 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:37:22,504 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_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-12-03 01:37:22,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:22,577 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:37:22,577 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:37:22,583 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:37:22,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22 WrapperNode [2023-12-03 01:37:22,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:22,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:22,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:37:22,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:37:22,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,632 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-12-03 01:37:22,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:22,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:37:22,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:37:22,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:37:22,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:37:22,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:37:22,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:37:22,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:37:22,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:22" (1/1) ... [2023-12-03 01:37:22,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:22,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:37:22,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:37:22,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:37:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:37:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:37:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:37:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:37:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:37:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:37:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:37:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:37:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:37:22,733 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:37:22,733 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:37:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:37:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:37:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:37:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:37:22,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:37:22,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:37:22,736 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 01:37:22,875 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:37:22,877 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:37:23,150 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:37:23,302 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:37:23,307 INFO L158 Benchmark]: Toolchain (without parser) took 1188.04ms. Allocated memory was 167.8MB in the beginning and 224.4MB in the end (delta: 56.6MB). Free memory was 118.9MB in the beginning and 184.9MB in the end (delta: -66.0MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2023-12-03 01:37:23,307 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 167.8MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:37:23,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.36ms. Allocated memory is still 167.8MB. Free memory was 118.9MB in the beginning and 95.2MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:23,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 92.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:23,309 INFO L158 Benchmark]: Boogie Preprocessor took 34.19ms. Allocated memory is still 167.8MB. Free memory was 92.6MB in the beginning and 90.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:23,310 INFO L158 Benchmark]: RCFGBuilder took 636.75ms. Allocated memory was 167.8MB in the beginning and 224.4MB in the end (delta: 56.6MB). Free memory was 90.6MB in the beginning and 184.9MB in the end (delta: -94.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2023-12-03 01:37:23,313 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 167.8MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.36ms. Allocated memory is still 167.8MB. Free memory was 118.9MB in the beginning and 95.2MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 92.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.19ms. Allocated memory is still 167.8MB. Free memory was 92.6MB in the beginning and 90.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 636.75ms. Allocated memory was 167.8MB in the beginning and 224.4MB in the end (delta: 56.6MB). Free memory was 90.6MB in the beginning and 184.9MB in the end (delta: -94.3MB). Peak memory consumption was 39.6MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:37:23,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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_499c8e71-ad10-42e9-839e-de9c06d7e229/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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:37:25,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:37:25,356 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:37:25,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:37:25,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:37:25,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:37:25,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:37:25,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:37:25,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:37:25,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:37:25,393 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:37:25,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:37:25,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:37:25,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:37:25,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:37:25,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:37:25,396 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:37:25,397 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:37:25,397 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:37:25,398 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:37:25,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:37:25,399 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:37:25,399 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:37:25,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:37:25,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:37:25,401 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:37:25,401 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:37:25,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:37:25,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:25,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:37:25,403 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:37:25,403 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:37:25,404 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:37:25,404 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:37:25,405 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:37:25,405 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:37:25,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:37:25,405 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_499c8e71-ad10-42e9-839e-de9c06d7e229/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 [2023-12-03 01:37:25,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:37:25,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:37:25,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:37:25,709 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:37:25,710 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:37:25,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2023-12-03 01:37:28,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:37:28,782 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:37:28,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i [2023-12-03 01:37:28,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/a60e0af67/bce638dda6be47a0ba68810ed19a534b/FLAG0c8053484 [2023-12-03 01:37:28,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/data/a60e0af67/bce638dda6be47a0ba68810ed19a534b [2023-12-03 01:37:28,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:37:28,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:37:28,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:28,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:37:28,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:37:28,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:28" (1/1) ... [2023-12-03 01:37:28,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766bdfc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:28, skipping insertion in model container [2023-12-03 01:37:28,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:28" (1/1) ... [2023-12-03 01:37:28,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:37:29,030 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_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-12-03 01:37:29,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:29,225 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:37:29,235 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_499c8e71-ad10-42e9-839e-de9c06d7e229/sv-benchmarks/c/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-12-03 01:37:29,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:29,316 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:37:29,316 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:37:29,322 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:37:29,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29 WrapperNode [2023-12-03 01:37:29,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:29,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:29,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:37:29,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:37:29,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,384 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-12-03 01:37:29,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:29,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:37:29,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:37:29,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:37:29,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:37:29,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:37:29,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:37:29,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:37:29,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:29" (1/1) ... [2023-12-03 01:37:29,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:29,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:37:29,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:37:29,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:37:29,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:37:29,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:37:29,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:37:29,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:37:29,489 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:37:29,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:37:29,490 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:37:29,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:37:29,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:37:29,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:37:29,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:37:29,492 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 01:37:29,629 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:37:29,631 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:37:29,901 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:37:30,033 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:37:30,038 INFO L158 Benchmark]: Toolchain (without parser) took 1218.42ms. Allocated memory is still 102.8MB. Free memory was 77.2MB in the beginning and 70.9MB in the end (delta: 6.3MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:30,038 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:37:30,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.10ms. Allocated memory is still 102.8MB. Free memory was 77.2MB in the beginning and 52.7MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:30,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.31ms. Allocated memory is still 102.8MB. Free memory was 52.7MB in the beginning and 79.3MB in the end (delta: -26.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-12-03 01:37:30,040 INFO L158 Benchmark]: Boogie Preprocessor took 36.07ms. Allocated memory is still 102.8MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:37:30,041 INFO L158 Benchmark]: RCFGBuilder took 614.72ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 70.9MB in the end (delta: 5.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:37:30,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.10ms. Allocated memory is still 102.8MB. Free memory was 77.2MB in the beginning and 52.7MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.31ms. Allocated memory is still 102.8MB. Free memory was 52.7MB in the beginning and 79.3MB in the end (delta: -26.6MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.07ms. Allocated memory is still 102.8MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 614.72ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 70.9MB in the end (delta: 5.8MB). Peak memory consumption was 35.7MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:37:30,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499c8e71-ad10-42e9-839e-de9c06d7e229/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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?