./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.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_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b --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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:37:26,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:37:26,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 03:37:26,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:37:26,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:37:26,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:37:26,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:37:26,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:37:26,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:37:26,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:37:26,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:37:26,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:37:26,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:37:26,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:37:26,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:37:26,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:37:26,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:37:26,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:37:26,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:37:26,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:37:26,730 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_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-12-06 03:37:26,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:37:26,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:37:26,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:37:26,976 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:37:26,976 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:37:26,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-12-06 03:37:29,635 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/fe727c4c3/0efa7d9d5433480abcf8ba3bedf850b2/FLAG4865d960c [2024-12-06 03:37:29,877 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:37:29,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-12-06 03:37:29,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/fe727c4c3/0efa7d9d5433480abcf8ba3bedf850b2/FLAG4865d960c [2024-12-06 03:37:29,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/fe727c4c3/0efa7d9d5433480abcf8ba3bedf850b2 [2024-12-06 03:37:29,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:37:29,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:37:29,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:37:29,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:37:29,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:37:29,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:37:29" (1/1) ... [2024-12-06 03:37:29,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2719a6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:29, skipping insertion in model container [2024-12-06 03:37:29,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:37:29" (1/1) ... [2024-12-06 03:37:29,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:37:30,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:37:30,268 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:37:30,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:37:30,361 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:37:30,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30 WrapperNode [2024-12-06 03:37:30,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:37:30,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:37:30,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:37:30,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:37:30,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,399 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2024-12-06 03:37:30,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:37:30,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:37:30,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:37:30,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:37:30,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,419 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:37:30,432 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:37:30,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:37:30,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:37:30,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:30" (1/1) ... [2024-12-06 03:37:30,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:37:30,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:37:30,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:37:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:37:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:37:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:37:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:37:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:37:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:37:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:37:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:37:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:37:30,486 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:37:30,622 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:37:30,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:37:31,108 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:37:31,108 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:37:31,490 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$w_buff0~0 := 1;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:37:31,495 INFO L158 Benchmark]: Toolchain (without parser) took 1580.15ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 102.5MB in the end (delta: 13.0MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. [2024-12-06 03:37:31,496 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:31,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.26ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 89.3MB in the end (delta: 26.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:37:31,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.35ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:31,497 INFO L158 Benchmark]: Boogie Preprocessor took 31.71ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 84.7MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:37:31,497 INFO L158 Benchmark]: RCFGBuilder took 1061.22ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 102.5MB in the end (delta: -17.7MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2024-12-06 03:37:31,499 INFO L338 ainManager$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 142.6MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.26ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 89.3MB in the end (delta: 26.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.35ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.71ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 84.7MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1061.22ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 102.5MB in the end (delta: -17.7MB). Peak memory consumption was 51.2MB. 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$w_buff0~0 := 1;~x$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$w_buff0~0 := 1;~x$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. [2024-12-06 03:37:31,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b --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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:37:33,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:37:33,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 03:37:33,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:37:33,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:37:33,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:37:33,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:37:33,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:37:33,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:37:33,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:37:33,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:37:33,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:37:33,528 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:37:33,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:37:33,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:37:33,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:37:33,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:37:33,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:37:33,529 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:37:33,529 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:37:33,529 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:37:33,529 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_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-12-06 03:37:33,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:37:33,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:37:33,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:37:33,782 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:37:33,783 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:37:33,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-12-06 03:37:36,473 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/503250c1f/0693fec4558c428987d01c9ea3c2176e/FLAGc254edf28 [2024-12-06 03:37:36,730 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:37:36,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-12-06 03:37:36,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/503250c1f/0693fec4558c428987d01c9ea3c2176e/FLAGc254edf28 [2024-12-06 03:37:36,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/data/503250c1f/0693fec4558c428987d01c9ea3c2176e [2024-12-06 03:37:36,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:37:36,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:37:36,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:37:36,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:37:36,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:37:36,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:37:36" (1/1) ... [2024-12-06 03:37:36,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c579f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:36, skipping insertion in model container [2024-12-06 03:37:36,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:37:36" (1/1) ... [2024-12-06 03:37:36,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:37:37,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:37:37,131 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:37:37,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:37:37,229 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:37:37,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37 WrapperNode [2024-12-06 03:37:37,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:37:37,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:37:37,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:37:37,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:37:37,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,268 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2024-12-06 03:37:37,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:37:37,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:37:37,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:37:37,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:37:37,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,300 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:37:37,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:37:37,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:37:37,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:37:37,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:37:37" (1/1) ... [2024-12-06 03:37:37,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:37:37,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:37:37,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:37:37,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:37:37,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:37:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:37:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:37:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:37:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:37:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:37:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:37:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:37:37,376 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:37:37,518 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:37:37,519 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:37:38,041 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:37:38,041 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:37:38,485 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$w_buff0~0 := 1bv32;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:37:38,490 INFO L158 Benchmark]: Toolchain (without parser) took 1727.66ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 68.2MB in the beginning and 32.1MB in the end (delta: 36.1MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2024-12-06 03:37:38,491 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:38,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.02ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 42.0MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:37:38,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.82ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 39.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:38,492 INFO L158 Benchmark]: Boogie Preprocessor took 45.13ms. Allocated memory is still 92.3MB. Free memory was 39.6MB in the beginning and 66.6MB in the end (delta: -27.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-12-06 03:37:38,493 INFO L158 Benchmark]: RCFGBuilder took 1174.00ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 66.6MB in the beginning and 32.1MB in the end (delta: 34.5MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-12-06 03:37:38,495 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.02ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 42.0MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.82ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 39.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.13ms. Allocated memory is still 92.3MB. Free memory was 39.6MB in the beginning and 66.6MB in the end (delta: -27.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1174.00ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 66.6MB in the beginning and 32.1MB in the end (delta: 34.5MB). Peak memory consumption was 65.4MB. 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$w_buff0~0 := 1bv32;~x$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$w_buff0~0 := 1bv32;~x$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. [2024-12-06 03:37:38,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_986ae7de-66d1-46c4-8c3c-6fc16a056433/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$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?