./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.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_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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_967b69db-1eef-456f-87a1-100b2d504e81/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 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:13,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:13,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:55:13,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:55:13,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:55:13,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:13,237 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:13,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:13,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:13,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:13,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:13,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:13,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:13,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:13,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:13,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:13,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:13,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:13,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:13,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:13,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:55:13,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:55:13,243 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_967b69db-1eef-456f-87a1-100b2d504e81/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 -> 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b [2024-11-13 20:55:13,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:13,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:13,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:13,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:13,607 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:13,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c Unable to find full path for "g++" [2024-11-13 20:55:15,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:15,748 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:15,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-11-13 20:55:15,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/3dc3047dd/bf4bb706cb09441fbc16cc09496d5cb5/FLAG7f1ff1c14 [2024-11-13 20:55:15,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/3dc3047dd/bf4bb706cb09441fbc16cc09496d5cb5 [2024-11-13 20:55:15,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:15,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:15,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:15,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:15,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:15,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:15" (1/1) ... [2024-11-13 20:55:15,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab1383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:15, skipping insertion in model container [2024-11-13 20:55:15,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:15" (1/1) ... [2024-11-13 20:55:15,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:16,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:16,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:16,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:16,123 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:16,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16 WrapperNode [2024-11-13 20:55:16,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:16,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:16,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:16,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:16,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,161 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2024-11-13 20:55:16,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:16,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:16,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:16,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:16,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:16,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:16,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:16,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:16,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:16" (1/1) ... [2024-11-13 20:55:16,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:16,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:16,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:16,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:55:16,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:55:16,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:55:16,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 20:55:16,277 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:55:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:55:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:55:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:16,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:55:16,279 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 20:55:16,405 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:16,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:16,748 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:55:16,748 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:16,901 WARN L1754 r$LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:55:16,958 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: ). 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 20:55:16,962 INFO L158 Benchmark]: Toolchain (without parser) took 1166.78ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 50.3MB in the end (delta: 42.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:55:16,963 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:16,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.95ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.0MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:16,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.50ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:16,964 INFO L158 Benchmark]: Boogie Preprocessor took 48.19ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:16,965 INFO L158 Benchmark]: RCFGBuilder took 749.14ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 50.3MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:55:16,967 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.95ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.0MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.50ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.19ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 749.14ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 50.3MB in the end (delta: 28.2MB). 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: ). 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: ). 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 20:55:16,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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_967b69db-1eef-456f-87a1-100b2d504e81/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 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:19,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:19,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 20:55:19,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:19,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:19,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:19,743 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:19,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:19,744 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:19,744 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:19,745 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:19,745 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:19,745 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:19,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:19,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:19,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:19,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:19,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:19,747 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:19,748 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:55:19,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:19,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:19,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:19,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:19,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:19,749 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:55:19,749 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:19,750 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:55:19,750 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_967b69db-1eef-456f-87a1-100b2d504e81/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 -> 0f0e249de6560bdff430500b6d1ad159bf4a19253ccf183d061fafc41fe4114b [2024-11-13 20:55:20,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:20,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:20,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:20,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:20,093 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:20,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c Unable to find full path for "g++" [2024-11-13 20:55:22,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:22,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:22,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/sv-benchmarks/c/weaver/popl20-more-dec-subseq.wvr.c [2024-11-13 20:55:22,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/dd66588e3/e95b44f905f74335a9cecd251f72e095/FLAG06f260351 [2024-11-13 20:55:22,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/data/dd66588e3/e95b44f905f74335a9cecd251f72e095 [2024-11-13 20:55:22,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:22,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:22,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:22,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:22,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:22,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce6afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22, skipping insertion in model container [2024-11-13 20:55:22,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,399 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:22,609 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 20:55:22,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:22,633 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:22,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:22,682 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:22,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22 WrapperNode [2024-11-13 20:55:22,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:22,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:22,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:22,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:22,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,716 INFO L138 Inliner]: procedures = 25, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-11-13 20:55:22,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:22,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:22,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:22,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:22,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:22,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:22,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:22,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:22,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:22" (1/1) ... [2024-11-13 20:55:22,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:22,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:22,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:22,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:55:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:55:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:55:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 20:55:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:55:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:55:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:55:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:55:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:55:22,810 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 20:55:22,935 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:22,938 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:23,364 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:55:23,365 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:23,590 WARN L1754 r$LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:55:23,632 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: ). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:55:23,638 INFO L158 Benchmark]: Toolchain (without parser) took 1264.75ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 49.8MB in the end (delta: 10.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,639 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:23,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.79ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 47.8MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.36ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,643 INFO L158 Benchmark]: Boogie Preprocessor took 29.96ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 44.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:23,643 INFO L158 Benchmark]: RCFGBuilder took 889.44ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 49.8MB in the end (delta: -5.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-13 20:55:23,645 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.79ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 47.8MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.36ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.96ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 44.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 889.44ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 49.8MB in the end (delta: -5.4MB). Peak memory consumption was 29.2MB. 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: ). 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: ). 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 20:55:23,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967b69db-1eef-456f-87a1-100b2d504e81/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: ). Is there illegal control flow (e.g. loops) within an atomic block?