./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix042.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_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:16:15,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:16:15,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-24 18:16:15,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:16:15,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:16:15,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:16:15,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:16:15,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:16:15,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:16:15,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:16:15,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:16:15,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:16:15,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:16:15,177 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:16:15,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:16:15,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:15,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:16:15,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:16:15,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:16:15,178 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:16:15,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:16:15,178 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_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2024-11-24 18:16:15,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:16:15,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:16:15,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:16:15,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:16:15,538 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:16:15,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2024-11-24 18:16:18,566 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/b258d4143/9bce40909ace428983a2253cb3d9a6b8/FLAG09bc9ee7f [2024-11-24 18:16:18,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:16:18,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2024-11-24 18:16:18,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/b258d4143/9bce40909ace428983a2253cb3d9a6b8/FLAG09bc9ee7f [2024-11-24 18:16:18,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/b258d4143/9bce40909ace428983a2253cb3d9a6b8 [2024-11-24 18:16:18,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:16:18,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:16:18,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:18,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:16:18,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:16:18,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:18" (1/1) ... [2024-11-24 18:16:18,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741d4d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:18, skipping insertion in model container [2024-11-24 18:16:18,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:18" (1/1) ... [2024-11-24 18:16:19,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:16:19,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:19,380 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:16:19,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:19,509 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:16:19,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19 WrapperNode [2024-11-24 18:16:19,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:19,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:19,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:16:19,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:16:19,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,587 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2024-11-24 18:16:19,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:19,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:16:19,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:16:19,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:16:19,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,618 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:16:19,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:16:19,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:16:19,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:16:19,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:19" (1/1) ... [2024-11-24 18:16:19,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:19,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:16:19,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:16:19,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:16:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:16:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:16:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:16:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:16:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:16:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:16:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:16:19,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:16:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:16:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:16:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:16:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:16:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:16:19,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:16:19,703 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:16:19,884 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:16:19,887 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:16:20,351 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:16:20,351 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:16:20,603 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:16:20,610 INFO L158 Benchmark]: Toolchain (without parser) took 1669.55ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 78.8MB in the end (delta: 12.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-24 18:16:20,615 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:20,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.14ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 68.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:16:20,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:20,616 INFO L158 Benchmark]: Boogie Preprocessor took 40.31ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 64.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:20,617 INFO L158 Benchmark]: RCFGBuilder took 979.95ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 78.8MB in the end (delta: -14.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-24 18:16:20,620 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.14ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 68.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.07ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.31ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 64.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 979.95ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 78.8MB in the end (delta: -14.7MB). Peak memory consumption was 38.9MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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. [2024-11-24 18:16:20,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:16:23,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:16:23,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-24 18:16:23,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:16:23,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:16:23,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:16:23,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:16:23,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:16:23,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:16:23,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:16:23,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:16:23,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:23,604 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:16:23,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:16:23,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:23,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:16:23,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:16:23,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:16:23,606 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:16:23,606 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:23,606 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:16:23,606 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_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2024-11-24 18:16:23,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:16:23,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:16:23,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:16:23,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:16:23,927 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:16:23,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2024-11-24 18:16:26,828 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/7ed611dc5/a9236628837b48d6af2acf153b399668/FLAGd6e6c3421 [2024-11-24 18:16:27,224 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:16:27,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2024-11-24 18:16:27,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/7ed611dc5/a9236628837b48d6af2acf153b399668/FLAGd6e6c3421 [2024-11-24 18:16:27,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/data/7ed611dc5/a9236628837b48d6af2acf153b399668 [2024-11-24 18:16:27,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:16:27,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:16:27,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:27,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:16:27,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:16:27,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:27,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8365914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27, skipping insertion in model container [2024-11-24 18:16:27,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:27,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:16:27,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:27,830 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:16:27,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:27,957 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:16:27,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27 WrapperNode [2024-11-24 18:16:27,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:27,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:27,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:16:27,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:16:27,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:27,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,034 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 105 [2024-11-24 18:16:28,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:28,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:16:28,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:16:28,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:16:28,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,061 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,078 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:16:28,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:16:28,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:16:28,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:16:28,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:27" (1/1) ... [2024-11-24 18:16:28,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:28,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:16:28,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:16:28,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:16:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:16:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:16:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:16:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:16:28,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:16:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:16:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:16:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:16:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:16:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:16:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:16:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:16:28,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:16:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:16:28,192 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:16:28,358 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:16:28,360 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:16:28,738 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:16:28,738 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:16:28,953 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:16:28,960 INFO L158 Benchmark]: Toolchain (without parser) took 1675.51ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 37.8MB in the end (delta: 21.1MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-11-24 18:16:28,962 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:28,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.37ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 55.7MB in the end (delta: 3.1MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-24 18:16:28,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.01ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 53.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:28,963 INFO L158 Benchmark]: Boogie Preprocessor took 64.32ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 51.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:28,964 INFO L158 Benchmark]: RCFGBuilder took 857.98ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 37.8MB in the end (delta: 13.5MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-24 18:16:28,970 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.37ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 55.7MB in the end (delta: 3.1MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.01ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 53.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.32ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 51.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 857.98ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 37.8MB in the end (delta: 13.5MB). Peak memory consumption was 37.6MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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. [2024-11-24 18:16:28,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc224646-10d2-4dc0-a283-6fe4449f3fe6/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?