./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:24:20,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:24:20,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:24:20,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:24:20,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:24:20,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:24:20,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:24:20,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:24:20,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:24:20,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:24:20,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:24:20,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:24:20,189 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:24:20,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:24:20,191 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:24:20,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:24:20,191 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:24:20,191 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:24:20,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:24:20,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:20,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:24:20,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:24:20,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:24:20,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:24:20,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:24:20,192 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_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2024-11-13 20:24:20,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:24:20,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:24:20,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:24:20,513 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:24:20,514 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:24:20,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c Unable to find full path for "g++" [2024-11-13 20:24:22,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:24:22,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:24:22,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-13 20:24:22,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/0d792e5d1/bcd17bffa90f4014b225e6f1b65d1b7f/FLAG7df61b36e [2024-11-13 20:24:22,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/0d792e5d1/bcd17bffa90f4014b225e6f1b65d1b7f [2024-11-13 20:24:22,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:24:22,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:24:22,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:22,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:24:22,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:24:22,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:22" (1/1) ... [2024-11-13 20:24:22,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de502cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:22, skipping insertion in model container [2024-11-13 20:24:22,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:22" (1/1) ... [2024-11-13 20:24:22,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:24:22,977 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4226,4239] [2024-11-13 20:24:22,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:23,008 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:24:23,054 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4226,4239] [2024-11-13 20:24:23,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:23,092 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:24:23,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23 WrapperNode [2024-11-13 20:24:23,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:23,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:23,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:24:23,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:24:23,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,135 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 102 [2024-11-13 20:24:23,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:23,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:24:23,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:24:23,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:24:23,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:24:23,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:24:23,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:24:23,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:24:23,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:23" (1/1) ... [2024-11-13 20:24:23,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:23,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:24:23,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:24:23,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:24:23,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:24:23,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:24:23,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:24:23,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:24:23,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:24:23,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 20:24:23,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 20:24:23,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 20:24:23,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 20:24:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:24:23,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:24:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:24:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 20:24:23,235 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 20:24:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:24:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 20:24:23,236 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 20:24:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:24:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:24:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:24:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:24:23,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:24:23,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:24:23,238 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:24:23,389 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:24:23,391 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:24:23,837 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:24:23,840 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:24:24,013 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: #t~short2 := ~q1_back~0 >= 0 && ~q1_back~0 < ~n1~0;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~int(~q1~0.base, ~q1~0.offset + 4 * ~q1_back~0, 4);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:24:24,018 INFO L158 Benchmark]: Toolchain (without parser) took 1295.56ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 47.0MB in the end (delta: 46.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:24:24,019 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:24,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.07ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.9MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:24:24,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.44ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:24:24,020 INFO L158 Benchmark]: Boogie Preprocessor took 26.26ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:24,021 INFO L158 Benchmark]: RCFGBuilder took 850.59ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 47.0MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:24:24,023 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.07ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.9MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.44ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.26ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 850.59ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 47.0MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: #t~short2 := ~q1_back~0 >= 0 && ~q1_back~0 < ~n1~0;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~int(~q1~0.base, ~q1~0.offset + 4 * ~q1_back~0, 4);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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: #t~short2 := ~q1_back~0 >= 0 && ~q1_back~0 < ~n1~0;BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~int(~q1~0.base, ~q1~0.offset + 4 * ~q1_back~0, 4);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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. [2024-11-13 20:24:24,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:24:26,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:24:26,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:24:26,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:24:26,962 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:24:26,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:24:26,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:24:26,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:24:26,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:24:26,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:24:26,964 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:24:26,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:24:26,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:24:26,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:24:26,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:24:26,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:24:26,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:24:26,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:24:26,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:26,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:24:26,967 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:24:26,968 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:26,968 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:24:26,968 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_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2024-11-13 20:24:27,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:24:27,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:24:27,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:24:27,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:24:27,296 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:24:27,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c Unable to find full path for "g++" [2024-11-13 20:24:29,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:24:29,606 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:24:29,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-13 20:24:29,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/ab2882d10/40cdb8f156a24452a76bf36eaf6ca40c/FLAG2135ec6b3 [2024-11-13 20:24:29,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/data/ab2882d10/40cdb8f156a24452a76bf36eaf6ca40c [2024-11-13 20:24:29,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:24:29,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:24:29,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:29,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:24:29,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:24:29,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:29" (1/1) ... [2024-11-13 20:24:29,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e36fd33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:29, skipping insertion in model container [2024-11-13 20:24:29,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:29" (1/1) ... [2024-11-13 20:24:29,702 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:24:29,993 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4226,4239] [2024-11-13 20:24:30,007 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 20:24:30,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:30,036 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:24:30,093 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4226,4239] [2024-11-13 20:24:30,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:30,138 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:24:30,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30 WrapperNode [2024-11-13 20:24:30,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:30,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:30,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:24:30,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:24:30,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,204 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2024-11-13 20:24:30,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:30,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:24:30,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:24:30,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:24:30,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:24:30,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:24:30,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:24:30,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:24:30,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:30" (1/1) ... [2024-11-13 20:24:30,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:24:30,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:24:30,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:24:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:24:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:24:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 20:24:30,365 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 20:24:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:24:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:24:30,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:24:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:24:30,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:24:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 20:24:30,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 20:24:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 20:24:30,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 20:24:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:24:30,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:24:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 20:24:30,367 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 20:24:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:24:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:24:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:24:30,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:24:30,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:24:30,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:24:30,369 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:24:30,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:24:30,543 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:24:31,053 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:24:31,053 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:24:31,312 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: #t~short2 := ~bvsge~32(~q1_back~0, 0bv32) && ~bvslt~32(~q1_back~0, ~n1~0);BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~intINTTYPE4(~q1~0.base, ~bvadd~32(~q1~0.offset, ~bvmul~32(4bv32, ~q1_back~0)), 4bv32);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:24:31,319 INFO L158 Benchmark]: Toolchain (without parser) took 1652.73ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 87.2MB in the end (delta: 5.1MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-11-13 20:24:31,319 INFO L158 Benchmark]: CDTParser took 3.55ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:31,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.97ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.5MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:24:31,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.99ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:31,322 INFO L158 Benchmark]: Boogie Preprocessor took 67.66ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:31,323 INFO L158 Benchmark]: RCFGBuilder took 1043.96ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 87.2MB in the end (delta: -11.7MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2024-11-13 20:24:31,327 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.97ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.5MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.99ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.66ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1043.96ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 87.2MB in the end (delta: -11.7MB). Peak memory consumption was 37.9MB. 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: #t~short2 := ~bvsge~32(~q1_back~0, 0bv32) && ~bvslt~32(~q1_back~0, ~n1~0);BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~intINTTYPE4(~q1~0.base, ~bvadd~32(~q1~0.offset, ~bvmul~32(4bv32, ~q1_back~0)), 4bv32);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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: #t~short2 := ~bvsge~32(~q1_back~0, 0bv32) && ~bvslt~32(~q1_back~0, ~n1~0);BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~intINTTYPE4(~q1~0.base, ~bvadd~32(~q1~0.offset, ~bvmul~32(4bv32, ~q1_back~0)), 4bv32);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). 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. [2024-11-13 20:24:31,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f35732-1abf-44b4-b3d8-3b0b0eb0c2a0/bin/ukojak-verify-EEHR8qb7sm/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: #t~short2 := ~bvsge~32(~q1_back~0, 0bv32) && ~bvslt~32(~q1_back~0, ~n1~0);BeginParallelComposition{ParallelCodeBlock0: assume !#t~short2;ParallelCodeBlock1: assume #t~short2;call #t~mem1 := read~intINTTYPE4(~q1~0.base, ~bvadd~32(~q1~0.offset, ~bvmul~32(4bv32, ~q1_back~0)), 4bv32);#t~short2 := #t~mem1 == ~C~0;}EndParallelComposition). Is there illegal control flow (e.g. loops) within an atomic block?