./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:14,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:14,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:49:14,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:14,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:14,992 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:14,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:14,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:14,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:14,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:14,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:14,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:14,998 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:14,999 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:14,999 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:15,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:15,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:15,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:15,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:15,002 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:15,003 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:15,009 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:15,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:15,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:15,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:15,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:15,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:15,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:15,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:15,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:15,014 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:15,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:15,015 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:15,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:15,016 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:15,016 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_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca [2023-11-21 18:49:15,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:15,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:15,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:15,376 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:15,377 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:15,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2023-11-21 18:49:19,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:19,454 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:19,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2023-11-21 18:49:19,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/3c61bb635/f2e73fdf48c340819d98540ee27096a4/FLAGb7ca067cb [2023-11-21 18:49:19,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/3c61bb635/f2e73fdf48c340819d98540ee27096a4 [2023-11-21 18:49:19,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:19,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:19,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:19,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:19,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:19,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:19" (1/1) ... [2023-11-21 18:49:19,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c4e55b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:19, skipping insertion in model container [2023-11-21 18:49:19,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:19" (1/1) ... [2023-11-21 18:49:19,612 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:20,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:20,199 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:20,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:20,376 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:20,377 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:20,389 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:20,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20 WrapperNode [2023-11-21 18:49:20,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:20,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:20,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:20,393 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:20,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,523 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-21 18:49:20,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:20,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:20,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:20,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:20,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:20,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:20,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:20,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:20,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:20" (1/1) ... [2023-11-21 18:49:20,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:20,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:20,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:20,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:49:20,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:49:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:49:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:49:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:49:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:49:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:49:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:49:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:49:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:49:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-21 18:49:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-21 18:49:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:49:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:20,750 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:21,006 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:21,009 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:21,546 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:21,863 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:49:21,872 INFO L158 Benchmark]: Toolchain (without parser) took 2352.09ms. Allocated memory is still 186.6MB. Free memory was 141.8MB in the beginning and 128.6MB in the end (delta: 13.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,873 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:21,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 870.34ms. Allocated memory is still 186.6MB. Free memory was 141.4MB in the beginning and 117.7MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.48ms. Allocated memory is still 186.6MB. Free memory was 117.7MB in the beginning and 115.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,877 INFO L158 Benchmark]: Boogie Preprocessor took 103.45ms. Allocated memory is still 186.6MB. Free memory was 115.3MB in the beginning and 113.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,879 INFO L158 Benchmark]: RCFGBuilder took 1238.85ms. Allocated memory is still 186.6MB. Free memory was 113.5MB in the beginning and 128.6MB in the end (delta: -15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:21,884 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 870.34ms. Allocated memory is still 186.6MB. Free memory was 141.4MB in the beginning and 117.7MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.48ms. Allocated memory is still 186.6MB. Free memory was 117.7MB in the beginning and 115.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.45ms. Allocated memory is still 186.6MB. Free memory was 115.3MB in the beginning and 113.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1238.85ms. Allocated memory is still 186.6MB. Free memory was 113.5MB in the beginning and 128.6MB in the end (delta: -15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:21,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:25,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:25,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:49:25,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:25,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:25,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:25,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:25,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:25,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:25,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:25,355 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:25,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:25,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:25,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:25,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:25,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:25,360 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:49:25,361 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:49:25,361 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:25,363 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:49:25,363 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:25,364 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:25,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:25,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:25,366 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:25,366 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:25,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:25,368 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:25,368 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:25,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:25,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:25,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:25,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:25,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:25,372 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:49:25,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:49:25,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:25,373 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:49:25,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:49:25,375 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_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca [2023-11-21 18:49:25,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:25,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:25,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:25,978 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:25,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:25,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2023-11-21 18:49:29,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:30,137 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:30,138 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2023-11-21 18:49:30,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/962802319/9f06be02e07148628e61c7f0552a2c67/FLAG9b313e3eb [2023-11-21 18:49:30,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/data/962802319/9f06be02e07148628e61c7f0552a2c67 [2023-11-21 18:49:30,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:30,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:30,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:30,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:30,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:30,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:30" (1/1) ... [2023-11-21 18:49:30,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a6afc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:30, skipping insertion in model container [2023-11-21 18:49:30,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:30" (1/1) ... [2023-11-21 18:49:30,279 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:30,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:30,982 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:31,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:31,144 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:31,144 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:31,154 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:31,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31 WrapperNode [2023-11-21 18:49:31,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:31,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:31,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:31,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:31,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,225 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2023-11-21 18:49:31,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:31,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:31,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:31,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:31,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:31,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:31,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:31,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:31,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:31" (1/1) ... [2023-11-21 18:49:31,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:31,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:31,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:31,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:49:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:49:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:49:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:49:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:49:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:49:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:49:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:49:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:49:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:49:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:49:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-21 18:49:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-21 18:49:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:49:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:31,394 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:49:31,653 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:31,656 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:32,330 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:32,557 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:49:32,563 INFO L158 Benchmark]: Toolchain (without parser) took 2368.55ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 52.3MB in the beginning and 64.3MB in the end (delta: -12.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-21 18:49:32,564 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:32,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.80ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 46.2MB in the end (delta: 6.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:32,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.49ms. Allocated memory is still 77.6MB. Free memory was 46.2MB in the beginning and 43.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:32,566 INFO L158 Benchmark]: Boogie Preprocessor took 56.61ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 41.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:32,568 INFO L158 Benchmark]: RCFGBuilder took 1276.96ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 41.2MB in the beginning and 64.3MB in the end (delta: -23.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:32,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.80ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 46.2MB in the end (delta: 6.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.49ms. Allocated memory is still 77.6MB. Free memory was 46.2MB in the beginning and 43.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.61ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 41.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1276.96ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 41.2MB in the beginning and 64.3MB in the end (delta: -23.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:49:32,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e8e29e5-303a-4467-80af-628746c8303e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?