./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b --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 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:33:27,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:33:27,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:33:27,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:33:27,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:33:28,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:33:28,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:33:28,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:33:28,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:33:28,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:33:28,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:33:28,011 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:33:28,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:33:28,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:33:28,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:28,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:33:28,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:33:28,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:33:28,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:33:28,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:33:28,013 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b 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 -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2024-12-06 05:33:28,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:33:28,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:33:28,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:33:28,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:33:28,235 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:33:28,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-12-06 05:33:30,887 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/da7d472f1/d70821db22264eedbc1eb26667f48104/FLAG224ed37e9 [2024-12-06 05:33:31,132 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:33:31,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-12-06 05:33:31,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/da7d472f1/d70821db22264eedbc1eb26667f48104/FLAG224ed37e9 [2024-12-06 05:33:31,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/da7d472f1/d70821db22264eedbc1eb26667f48104 [2024-12-06 05:33:31,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:33:31,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:33:31,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:31,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:33:31,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:33:31,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:31,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ada683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31, skipping insertion in model container [2024-12-06 05:33:31,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:31,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:33:31,653 WARN L250 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_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-12-06 05:33:31,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:31,862 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:33:31,872 WARN L250 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_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-12-06 05:33:31,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:31,951 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:33:31,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31 WrapperNode [2024-12-06 05:33:31,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:31,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:31,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:33:31,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:33:31,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:31,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:31,991 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-12-06 05:33:31,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:31,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:33:31,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:33:31,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:33:31,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:31,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,009 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:33:32,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:33:32,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:33:32,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:33:32,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:31" (1/1) ... [2024-12-06 05:33:32,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:32,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:33:32,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:33:32,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:33:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:33:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:33:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:33:32,074 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:33:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:33:32,075 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 05:33:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 05:33:32,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:33:32,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:33:32,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:33:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:33:32,076 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:33:32,177 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:33:32,179 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:33:32,465 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:33:32,465 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:33:32,590 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:33:32,595 INFO L158 Benchmark]: Toolchain (without parser) took 1127.32ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 97.7MB in the end (delta: 18.4MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-12-06 05:33:32,595 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:32,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.23ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 91.6MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:33:32,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.37ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:32,597 INFO L158 Benchmark]: Boogie Preprocessor took 27.11ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 87.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:32,597 INFO L158 Benchmark]: RCFGBuilder took 574.20ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 97.7MB in the end (delta: -9.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-12-06 05:33:32,599 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.23ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 91.6MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.37ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.11ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 87.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.20ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 97.7MB in the end (delta: -9.9MB). Peak memory consumption was 38.7MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:33:32,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b --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 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:33:34,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:33:34,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:33:34,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:33:34,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:33:34,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:33:34,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:33:34,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:33:34,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:33:34,648 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:33:34,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:33:34,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:33:34,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:34,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:33:34,650 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b 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 -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2024-12-06 05:33:34,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:33:34,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:33:34,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:33:34,908 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:33:34,909 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:33:34,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-12-06 05:33:37,599 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/223e0202b/2797c08fe6c249ffa649d28c3b6183e5/FLAGb57f13ac0 [2024-12-06 05:33:37,821 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:33:37,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-12-06 05:33:37,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/223e0202b/2797c08fe6c249ffa649d28c3b6183e5/FLAGb57f13ac0 [2024-12-06 05:33:37,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/data/223e0202b/2797c08fe6c249ffa649d28c3b6183e5 [2024-12-06 05:33:37,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:33:37,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:33:37,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:37,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:33:37,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:33:37,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:37" (1/1) ... [2024-12-06 05:33:37,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706eb847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:37, skipping insertion in model container [2024-12-06 05:33:37,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:33:37" (1/1) ... [2024-12-06 05:33:37,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:33:38,035 WARN L250 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_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-12-06 05:33:38,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:38,196 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:33:38,204 WARN L250 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_eac92551-f100-49f5-9ea2-8f144125c0ae/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-12-06 05:33:38,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:33:38,283 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:33:38,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38 WrapperNode [2024-12-06 05:33:38,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:33:38,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:38,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:33:38,285 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:33:38,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,323 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-12-06 05:33:38,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:33:38,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:33:38,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:33:38,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:33:38,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,345 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:33:38,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:33:38,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:33:38,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:33:38,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:33:38" (1/1) ... [2024-12-06 05:33:38,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:33:38,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:33:38,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:33:38,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:33:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:33:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:33:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:33:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:33:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:33:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 05:33:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 05:33:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:33:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:33:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:33:38,421 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 05:33:38,548 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:33:38,550 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:33:38,849 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:33:38,849 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:33:38,977 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:33:38,981 INFO L158 Benchmark]: Toolchain (without parser) took 1129.11ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 48.2MB in the end (delta: 20.1MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-06 05:33:38,982 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:38,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.66ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 43.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:33:38,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.68ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:38,983 INFO L158 Benchmark]: Boogie Preprocessor took 32.38ms. Allocated memory is still 92.3MB. Free memory was 41.6MB in the beginning and 39.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:33:38,983 INFO L158 Benchmark]: RCFGBuilder took 623.57ms. Allocated memory is still 92.3MB. Free memory was 39.5MB in the beginning and 48.2MB in the end (delta: -8.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-06 05:33:38,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.66ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 43.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.68ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.38ms. Allocated memory is still 92.3MB. Free memory was 41.6MB in the beginning and 39.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 623.57ms. Allocated memory is still 92.3MB. Free memory was 39.5MB in the beginning and 48.2MB in the end (delta: -8.7MB). Peak memory consumption was 14.1MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:33:38,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eac92551-f100-49f5-9ea2-8f144125c0ae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?