./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 04:31:50,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:31:50,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:31:50,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:31:50,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:31:50,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:31:50,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:31:50,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:31:50,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:31:50,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:31:50,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:31:50,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:31:50,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:31:50,298 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:31:50,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:31:50,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:31:50,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:31:50,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:31:50,300 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:31:50,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:31:50,300 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_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:31:50,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:31:50,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:31:50,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:31:50,615 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:31:50,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:31:50,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-25 04:31:53,573 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/0d218450e/9d83498c052e47979f09b185b27ee359/FLAG1b04a4b21 [2024-11-25 04:31:53,943 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:31:53,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-25 04:31:53,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/0d218450e/9d83498c052e47979f09b185b27ee359/FLAG1b04a4b21 [2024-11-25 04:31:53,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/0d218450e/9d83498c052e47979f09b185b27ee359 [2024-11-25 04:31:53,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:31:53,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:31:53,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:31:53,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:31:54,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:31:54,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:31:53" (1/1) ... [2024-11-25 04:31:54,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@270a9654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54, skipping insertion in model container [2024-11-25 04:31:54,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:31:53" (1/1) ... [2024-11-25 04:31:54,067 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:31:54,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:31:54,544 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:31:54,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:31:54,671 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:31:54,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54 WrapperNode [2024-11-25 04:31:54,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:31:54,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:31:54,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:31:54,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:31:54,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,696 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,733 INFO L138 Inliner]: procedures = 175, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 161 [2024-11-25 04:31:54,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:31:54,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:31:54,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:31:54,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:31:54,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,758 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,763 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:31:54,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:31:54,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:31:54,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:31:54,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:31:54" (1/1) ... [2024-11-25 04:31:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:31:54,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:31:54,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:31:54,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:31:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:31:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:31:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:31:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:31:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:31:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:31:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:31:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:31:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:31:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:31:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:31:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:31:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:31:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:31:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:31:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:31:54,857 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:31:55,060 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:31:55,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:31:55,792 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:31:55,792 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:31:56,391 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:31:56,398 INFO L158 Benchmark]: Toolchain (without parser) took 2402.25ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 49.0MB in the end (delta: 42.6MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2024-11-25 04:31:56,402 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:31:56,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.23ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 64.7MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:31:56,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.69ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:31:56,403 INFO L158 Benchmark]: Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 59.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:31:56,403 INFO L158 Benchmark]: RCFGBuilder took 1624.84ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 49.0MB in the end (delta: 10.6MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-25 04:31:56,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.23ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 64.7MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.69ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.0MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 59.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1624.84ms. Allocated memory is still 117.4MB. Free memory was 59.6MB in the beginning and 49.0MB in the end (delta: 10.6MB). Peak memory consumption was 46.0MB. 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. [2024-11-25 04:31:56,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 04:31:59,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:31:59,216 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:31:59,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:31:59,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:31:59,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:31:59,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:31:59,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:31:59,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:31:59,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:31:59,253 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:31:59,254 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:31:59,255 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:31:59,255 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:31:59,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:31:59,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:31:59,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:31:59,255 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:31:59,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:31:59,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:31:59,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:31:59,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:31:59,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:31:59,256 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:31:59,256 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:31:59,257 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:31:59,257 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_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:31:59,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:31:59,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:31:59,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:31:59,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:31:59,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:31:59,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-25 04:32:00,428 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/9bde5b1ef/de7147b645844057b5ce6bf7510c0161/FLAG31b4a0021 [2024-11-25 04:32:05,296 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:32:05,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-11-25 04:32:05,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/9bde5b1ef/de7147b645844057b5ce6bf7510c0161/FLAG31b4a0021 [2024-11-25 04:32:05,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/data/9bde5b1ef/de7147b645844057b5ce6bf7510c0161 [2024-11-25 04:32:05,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:32:05,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:32:05,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:05,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:32:05,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:32:05,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:05" (1/1) ... [2024-11-25 04:32:05,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cef2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:05, skipping insertion in model container [2024-11-25 04:32:05,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:05" (1/1) ... [2024-11-25 04:32:05,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:32:05,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:05,983 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:32:06,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:06,164 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:32:06,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06 WrapperNode [2024-11-25 04:32:06,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:06,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:06,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:32:06,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:32:06,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,223 INFO L138 Inliner]: procedures = 179, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 162 [2024-11-25 04:32:06,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:06,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:32:06,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:32:06,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:32:06,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,267 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:32:06,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:32:06,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:32:06,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:32:06,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:06" (1/1) ... [2024-11-25 04:32:06,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:32:06,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:32:06,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:32:06,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:32:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:32:06,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:32:06,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:32:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:32:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:32:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:32:06,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:32:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:32:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:32:06,363 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:32:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:32:06,363 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:32:06,363 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:32:06,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:32:06,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:32:06,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:32:06,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:32:06,365 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:32:06,596 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:32:06,598 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:32:07,320 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:32:07,320 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:32:07,934 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:32:07,939 INFO L158 Benchmark]: Toolchain (without parser) took 2608.80ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 40.1MB in the end (delta: 43.3MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-25 04:32:07,940 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:07,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.82ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 56.6MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:32:07,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.58ms. Allocated memory is still 109.1MB. Free memory was 56.6MB in the beginning and 54.1MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:32:07,944 INFO L158 Benchmark]: Boogie Preprocessor took 65.72ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:07,945 INFO L158 Benchmark]: RCFGBuilder took 1646.58ms. Allocated memory is still 109.1MB. Free memory was 51.1MB in the beginning and 40.1MB in the end (delta: 11.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-25 04:32:07,947 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.82ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 56.6MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.58ms. Allocated memory is still 109.1MB. Free memory was 56.6MB in the beginning and 54.1MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.72ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 51.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1646.58ms. Allocated memory is still 109.1MB. Free memory was 51.1MB in the beginning and 40.1MB in the end (delta: 11.0MB). Peak memory consumption was 30.5MB. 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. [2024-11-25 04:32:07,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29f5494a-0c30-416a-a66a-1f820381535e/bin/ukojak-verify-ENZ3QT5qd3/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: ~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?