./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk --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 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:32,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:32,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 01:03:32,708 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:03:32,709 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:03:32,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:32,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:32,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:32,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:32,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:32,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:32,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:32,780 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:32,780 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:03:32,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:32,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:32,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:32,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:32,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:32,783 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:32,783 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:03:32,788 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:03:32,788 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:32,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:32,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:32,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:32,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:32,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:32,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:32,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:32,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:32,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:32,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:32,796 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:03:32,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:03:32,810 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_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2024-11-09 01:03:33,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:33,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:33,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:33,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:33,137 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:33,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i Unable to find full path for "g++" [2024-11-09 01:03:35,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:35,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:35,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-09 01:03:35,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/f89ece7bf/cd5164bfbfcd4364bb04a14a46da443b/FLAGc748708fe [2024-11-09 01:03:35,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/f89ece7bf/cd5164bfbfcd4364bb04a14a46da443b [2024-11-09 01:03:35,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:35,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:35,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:35,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:35,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:35,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:35" (1/1) ... [2024-11-09 01:03:35,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e2c197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:35, skipping insertion in model container [2024-11-09 01:03:35,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:35" (1/1) ... [2024-11-09 01:03:35,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:36,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:36,371 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:36,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:36,514 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:36,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36 WrapperNode [2024-11-09 01:03:36,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:36,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:36,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:36,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:36,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,584 INFO L138 Inliner]: procedures = 175, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 161 [2024-11-09 01:03:36,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:36,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:36,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:36,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:36,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:36,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:36,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:36,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:36,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:36" (1/1) ... [2024-11-09 01:03:36,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:36,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:36,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:36,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:03:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 01:03:36,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 01:03:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:03:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 01:03:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:36,707 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 01:03:36,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 01:03:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 01:03:36,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 01:03:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 01:03:36,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 01:03:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:03:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 01:03:36,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:36,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:36,711 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 01:03:36,910 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:36,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:37,664 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 01:03:37,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:38,205 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 01:03:38,215 INFO L158 Benchmark]: Toolchain (without parser) took 2481.37ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 127.5MB in the beginning and 154.3MB in the end (delta: -26.8MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2024-11-09 01:03:38,215 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:38,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.68ms. Allocated memory is still 163.6MB. Free memory was 127.5MB in the beginning and 97.6MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 01:03:38,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.35ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 94.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:03:38,222 INFO L158 Benchmark]: Boogie Preprocessor took 43.51ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 91.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:38,222 INFO L158 Benchmark]: RCFGBuilder took 1584.05ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 91.8MB in the beginning and 154.3MB in the end (delta: -62.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2024-11-09 01:03:38,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory is still 131.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.68ms. Allocated memory is still 163.6MB. Free memory was 127.5MB in the beginning and 97.6MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.35ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 94.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.51ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 91.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1584.05ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 91.8MB in the beginning and 154.3MB in the end (delta: -62.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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. [2024-11-09 01:03:38,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk --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 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:40,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:40,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 01:03:40,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:40,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:40,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:40,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:40,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:40,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:40,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:40,817 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:40,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:40,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:40,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:40,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:40,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:40,821 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:03:40,821 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:03:40,822 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:40,822 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:03:40,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:03:40,823 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:03:40,824 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:40,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:40,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:40,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:40,825 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:40,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:40,826 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:40,827 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:03:40,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:40,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:40,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:40,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:40,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:40,829 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:03:40,829 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:40,830 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:03:40,830 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_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2024-11-09 01:03:41,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:41,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:41,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:41,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:41,298 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:41,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i Unable to find full path for "g++" [2024-11-09 01:03:43,500 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:43,833 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:43,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-09 01:03:43,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/eff6ffed4/49f68c1234fd43e484b9dca462ea9ddc/FLAGa9733a8ef [2024-11-09 01:03:43,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/data/eff6ffed4/49f68c1234fd43e484b9dca462ea9ddc [2024-11-09 01:03:43,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:43,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:43,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:43,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:43,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:43,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:43" (1/1) ... [2024-11-09 01:03:43,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616fc8b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:43, skipping insertion in model container [2024-11-09 01:03:43,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:43" (1/1) ... [2024-11-09 01:03:43,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:44,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:44,535 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:44,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:44,682 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:44,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44 WrapperNode [2024-11-09 01:03:44,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:44,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:44,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:44,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:44,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,745 INFO L138 Inliner]: procedures = 179, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 162 [2024-11-09 01:03:44,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:44,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:44,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:44,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:44,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:44,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:44,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:44,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:44,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:44" (1/1) ... [2024-11-09 01:03:44,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:44,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:44,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:44,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 01:03:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 01:03:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 01:03:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 01:03:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 01:03:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:03:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 01:03:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 01:03:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 01:03:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 01:03:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 01:03:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 01:03:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 01:03:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 01:03:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:44,918 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 01:03:45,173 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:45,176 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:45,950 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 01:03:45,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:46,595 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 01:03:46,601 INFO L158 Benchmark]: Toolchain (without parser) took 2728.19ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 70.3MB in the beginning and 74.4MB in the end (delta: -4.1MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:46,602 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:46,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 813.31ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 40.2MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 01:03:46,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.25ms. Allocated memory is still 94.4MB. Free memory was 40.2MB in the beginning and 37.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:46,605 INFO L158 Benchmark]: Boogie Preprocessor took 64.54ms. Allocated memory is still 94.4MB. Free memory was 37.2MB in the beginning and 33.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:03:46,606 INFO L158 Benchmark]: RCFGBuilder took 1785.78ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 33.9MB in the beginning and 74.4MB in the end (delta: -40.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:46,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 813.31ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 40.2MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.25ms. Allocated memory is still 94.4MB. Free memory was 40.2MB in the beginning and 37.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.54ms. Allocated memory is still 94.4MB. Free memory was 37.2MB in the beginning and 33.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1785.78ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 33.9MB in the beginning and 74.4MB in the end (delta: -40.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:03:46,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ffcb84-65d8-4813-8e4f-0d3ea3281be3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?