./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/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_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm --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 fdebcc32a5907a5601109dc3fb4ac7750aa88ce6953c83cffe48f47befc15286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:33,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:33,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:13:33,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:13:33,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:13:33,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:33,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:33,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:33,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:33,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:33,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:33,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:33,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:33,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:13:33,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:33,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:33,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:33,232 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:33,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:33,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:33,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:33,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:33,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:33,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:33,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:33,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:33,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:13:33,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:13:33,234 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_01f22d6c-7b60-4dd0-86da-b1be2879accc/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 ! 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 -> fdebcc32a5907a5601109dc3fb4ac7750aa88ce6953c83cffe48f47befc15286 [2024-11-13 22:13:33,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:33,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:33,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:33,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:33,555 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:33,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c Unable to find full path for "g++" [2024-11-13 22:13:35,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:35,752 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:35,754 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c [2024-11-13 22:13:35,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/3d68f4ad1/e6aeef33db8e4f6aa43ca4a35404fefa/FLAGe3caf5d89 [2024-11-13 22:13:36,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/3d68f4ad1/e6aeef33db8e4f6aa43ca4a35404fefa [2024-11-13 22:13:36,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:36,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:36,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:36,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:36,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:36,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2425741c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36, skipping insertion in model container [2024-11-13 22:13:36,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:36,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:36,275 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:36,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:36,331 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:36,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36 WrapperNode [2024-11-13 22:13:36,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:36,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:36,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:36,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:36,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,364 INFO L138 Inliner]: procedures = 25, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2024-11-13 22:13:36,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:36,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:36,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:36,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:36,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,387 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:36,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:36,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:36,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:36,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:36" (1/1) ... [2024-11-13 22:13:36,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:36,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:36,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:36,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:13:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:13:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:13:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:13:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:13:36,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:13:36,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:13:36,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:13:36,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:13:36,461 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:13:36,461 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:13:36,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:36,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:36,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:13:36,463 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 22:13:36,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:36,596 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:37,118 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:13:37,118 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:37,387 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:13:37,394 INFO L158 Benchmark]: Toolchain (without parser) took 1356.13ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 89.3MB in the end (delta: 5.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,397 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.68ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 81.5MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.98ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:37,398 INFO L158 Benchmark]: Boogie Preprocessor took 35.12ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,398 INFO L158 Benchmark]: RCFGBuilder took 990.15ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 89.3MB in the end (delta: -10.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:13:37,403 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.68ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 81.5MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.98ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.12ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 990.15ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 89.3MB in the end (delta: -10.6MB). Peak memory consumption was 40.9MB. 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 := ~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 22:13:37,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/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_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/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_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm --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 fdebcc32a5907a5601109dc3fb4ac7750aa88ce6953c83cffe48f47befc15286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:40,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:40,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 22:13:40,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:40,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:40,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:40,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:40,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:40,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:40,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:40,631 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:13:40,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:40,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:40,633 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:40,634 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:13:40,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:40,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:40,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:40,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:40,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:40,636 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:13:40,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:40,637 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:13:40,637 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_01f22d6c-7b60-4dd0-86da-b1be2879accc/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 ! 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 -> fdebcc32a5907a5601109dc3fb4ac7750aa88ce6953c83cffe48f47befc15286 [2024-11-13 22:13:40,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:40,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:40,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:40,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:40,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:40,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c Unable to find full path for "g++" [2024-11-13 22:13:42,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:43,169 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:43,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt3.wvr.c [2024-11-13 22:13:43,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/964753e0c/0fb60048675b476c8ed91a348cdf738f/FLAG6da106a1e [2024-11-13 22:13:43,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/data/964753e0c/0fb60048675b476c8ed91a348cdf738f [2024-11-13 22:13:43,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:43,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:43,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:43,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:43,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:43,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c12ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43, skipping insertion in model container [2024-11-13 22:13:43,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:43,511 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 22:13:43,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:43,542 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:43,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:43,613 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:43,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43 WrapperNode [2024-11-13 22:13:43,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:43,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:43,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:43,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:43,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,667 INFO L138 Inliner]: procedures = 27, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-11-13 22:13:43,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:43,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:43,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:43,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:43,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:43,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:43,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:43,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:43,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:43" (1/1) ... [2024-11-13 22:13:43,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:43,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:43,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:43,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:13:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:13:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:13:43,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:13:43,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:13:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:13:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:13:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:13:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:43,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:43,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:13:43,792 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 22:13:43,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:43,920 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:44,526 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:13:44,526 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:44,746 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:13:44,752 INFO L158 Benchmark]: Toolchain (without parser) took 1537.87ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 34.9MB in the end (delta: 25.8MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2024-11-13 22:13:44,752 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:44,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.41ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 46.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:13:44,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.79ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 45.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:44,753 INFO L158 Benchmark]: Boogie Preprocessor took 51.67ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 43.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:44,754 INFO L158 Benchmark]: RCFGBuilder took 1029.95ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 34.9MB in the end (delta: 8.7MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-13 22:13:44,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.41ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 46.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.79ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 45.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.67ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 43.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1029.95ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 34.9MB in the end (delta: 8.7MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: #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 22:13:44,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01f22d6c-7b60-4dd0-86da-b1be2879accc/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?