./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:52:22,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:52:22,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:52:22,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:52:22,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:52:22,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:52:22,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:52:22,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:52:22,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:52:22,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:52:22,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:52:22,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:52:22,411 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:52:22,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:52:22,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:52:22,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:52:22,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:52:22,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:52:22,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:52:22,414 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:52:22,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:52:22,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:52:22,419 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:52:22,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:52:22,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:52:22,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:52:22,424 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:52:22,424 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:52:22,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:52:22,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:22,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:52:22,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:52:22,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:52:22,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:52:22,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:52:22,441 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d [2024-11-08 22:52:22,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:52:22,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:52:22,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:52:22,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:52:22,876 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:52:22,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:52:24,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:52:25,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:52:25,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-11-08 22:52:25,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/e40910e85/aba17749d4f94dc19cea9ab87335a363/FLAGce5774f07 [2024-11-08 22:52:25,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/e40910e85/aba17749d4f94dc19cea9ab87335a363 [2024-11-08 22:52:25,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:52:25,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:52:25,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:25,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:52:25,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:52:25,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403d3964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25, skipping insertion in model container [2024-11-08 22:52:25,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:52:25,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:25,740 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:52:25,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:25,893 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:52:25,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25 WrapperNode [2024-11-08 22:52:25,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:25,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:25,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:52:25,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:52:25,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,971 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-08 22:52:25,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:25,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:52:25,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:52:25,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:52:25,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:25,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:52:26,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:52:26,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:52:26,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:52:26,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:25" (1/1) ... [2024-11-08 22:52:26,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:26,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:52:26,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:52:26,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:52:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:52:26,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:52:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:52:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:52:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:52:26,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:52:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:52:26,110 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:52:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:52:26,111 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:52:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:52:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:52:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:52:26,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:52:26,113 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:52:26,335 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:52:26,362 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:52:26,702 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:52:26,702 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:52:26,892 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:52:26,899 INFO L158 Benchmark]: Toolchain (without parser) took 1781.84ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 65.8MB in the beginning and 139.4MB in the end (delta: -73.6MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-08 22:52:26,899 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:52:26,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 778.38ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 65.6MB in the beginning and 158.9MB in the end (delta: -93.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-08 22:52:26,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.59ms. Allocated memory is still 209.7MB. Free memory was 158.9MB in the beginning and 155.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:52:26,905 INFO L158 Benchmark]: Boogie Preprocessor took 48.46ms. Allocated memory is still 209.7MB. Free memory was 155.8MB in the beginning and 153.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:52:26,905 INFO L158 Benchmark]: RCFGBuilder took 871.05ms. Allocated memory is still 209.7MB. Free memory was 153.7MB in the beginning and 139.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:52:26,909 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 778.38ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 65.6MB in the beginning and 158.9MB in the end (delta: -93.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.59ms. Allocated memory is still 209.7MB. Free memory was 158.9MB in the beginning and 155.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.46ms. Allocated memory is still 209.7MB. Free memory was 155.8MB in the beginning and 153.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 871.05ms. Allocated memory is still 209.7MB. Free memory was 153.7MB in the beginning and 139.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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. [2024-11-08 22:52:26,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:52:29,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:52:29,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:52:29,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:52:29,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:52:29,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:52:29,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:52:29,558 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:52:29,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:52:29,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:52:29,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:52:29,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:52:29,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:52:29,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:52:29,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:52:29,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:52:29,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:52:29,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:52:29,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:52:29,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:52:29,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:52:29,573 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:52:29,574 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:52:29,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:52:29,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:52:29,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:52:29,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:52:29,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:52:29,576 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:52:29,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:52:29,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:52:29,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:29,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:52:29,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:52:29,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:52:29,580 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:52:29,580 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:52:29,580 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:52:29,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d [2024-11-08 22:52:30,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:52:30,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:52:30,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:52:30,063 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:52:30,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:52:30,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:52:32,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:52:32,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:52:32,622 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-11-08 22:52:32,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/d0922a384/52593d27c5f343369b508c97e1ee722f/FLAGf575db927 [2024-11-08 22:52:32,844 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/data/d0922a384/52593d27c5f343369b508c97e1ee722f [2024-11-08 22:52:32,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:52:32,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:52:32,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:32,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:52:32,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:52:32,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:32" (1/1) ... [2024-11-08 22:52:32,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6e54a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:32, skipping insertion in model container [2024-11-08 22:52:32,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:32" (1/1) ... [2024-11-08 22:52:32,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:52:33,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:33,464 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:52:33,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:33,648 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:52:33,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33 WrapperNode [2024-11-08 22:52:33,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:33,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:33,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:52:33,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:52:33,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,704 INFO L138 Inliner]: procedures = 176, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2024-11-08 22:52:33,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:33,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:52:33,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:52:33,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:52:33,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:52:33,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:52:33,762 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:52:33,762 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:52:33,763 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:33" (1/1) ... [2024-11-08 22:52:33,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:33,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:52:33,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:52:33,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:52:33,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:52:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:52:33,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:52:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:52:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:52:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:52:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:52:33,830 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:52:34,006 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:52:34,009 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:52:34,520 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:52:34,521 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:52:34,748 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:52:34,755 INFO L158 Benchmark]: Toolchain (without parser) took 1901.43ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 51.2MB in the beginning and 60.6MB in the end (delta: -9.4MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2024-11-08 22:52:34,756 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:52:34,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.35ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 46.3MB in the end (delta: 4.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-11-08 22:52:34,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.98ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:52:34,758 INFO L158 Benchmark]: Boogie Preprocessor took 55.74ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 41.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:52:34,758 INFO L158 Benchmark]: RCFGBuilder took 988.75ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 41.2MB in the beginning and 60.6MB in the end (delta: -19.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-11-08 22:52:34,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.35ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 46.3MB in the end (delta: 4.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.98ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.74ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 41.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 988.75ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 41.2MB in the beginning and 60.6MB in the end (delta: -19.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:52:34,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442e1b00-2bf7-48a7-a71c-52a34429ec83/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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?