./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b --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 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:53:05,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:53:05,404 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:53:05,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:53:05,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:53:05,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:53:05,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:53:05,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:53:05,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:53:05,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:53:05,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:53:05,430 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:53:05,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:53:05,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:53:05,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:05,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:53:05,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:53:05,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:53:05,432 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:53:05,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:53:05,432 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_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b 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 -> 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b [2024-12-06 04:53:05,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:53:05,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:53:05,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:53:05,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:53:05,649 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:53:05,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c [2024-12-06 04:53:08,230 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/bc3ffb03e/de43d3915b12494e9040bae937fa611a/FLAGb696e7295 [2024-12-06 04:53:08,451 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:53:08,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c [2024-12-06 04:53:08,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/bc3ffb03e/de43d3915b12494e9040bae937fa611a/FLAGb696e7295 [2024-12-06 04:53:08,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/bc3ffb03e/de43d3915b12494e9040bae937fa611a [2024-12-06 04:53:08,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:53:08,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:53:08,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:08,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:53:08,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:53:08,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:08" (1/1) ... [2024-12-06 04:53:08,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45a8244e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:08, skipping insertion in model container [2024-12-06 04:53:08,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:08" (1/1) ... [2024-12-06 04:53:08,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:53:09,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:09,011 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:53:09,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:09,052 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:53:09,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09 WrapperNode [2024-12-06 04:53:09,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:09,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:09,053 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:53:09,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:53:09,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,082 INFO L138 Inliner]: procedures = 26, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2024-12-06 04:53:09,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:09,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:53:09,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:53:09,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:53:09,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,100 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,107 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:53:09,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:53:09,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:53:09,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:53:09,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:09" (1/1) ... [2024-12-06 04:53:09,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:09,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:53:09,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:53:09,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 04:53:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:53:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:53:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:53:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 04:53:09,166 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 04:53:09,166 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:53:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-06 04:53:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:53:09,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:53:09,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:53:09,168 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:53:09,256 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:53:09,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:53:09,565 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:53:09,565 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:53:09,689 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i~0 := 1 + #t~post2;havoc #t~post2;). 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:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:53:09,694 INFO L158 Benchmark]: Toolchain (without parser) took 876.67ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 61.0MB in the end (delta: 55.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 04:53:09,694 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:09,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.47ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 103.4MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:53:09,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.27ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:09,695 INFO L158 Benchmark]: Boogie Preprocessor took 27.15ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:09,696 INFO L158 Benchmark]: RCFGBuilder took 581.44ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 61.0MB in the end (delta: 39.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:53:09,698 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.47ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 103.4MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.27ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.15ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.44ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 61.0MB in the end (delta: 39.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i~0 := 1 + #t~post2;havoc #t~post2;). 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 end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i~0 := 1 + #t~post2;havoc #t~post2;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:53:09,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/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_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b --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 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:53:11,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:53:11,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:53:11,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:53:11,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:53:11,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:53:11,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:53:11,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:53:11,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:53:11,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:53:11,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:53:11,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:11,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:53:11,719 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:53:11,720 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:53:11,720 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:53:11,720 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_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b 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 -> 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b [2024-12-06 04:53:11,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:53:11,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:53:11,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:53:11,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:53:11,972 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:53:11,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c [2024-12-06 04:53:14,639 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/a744cbdab/4907e9bbc72348fd9c1b089d24e01dc9/FLAG812d0df38 [2024-12-06 04:53:14,821 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:53:14,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c [2024-12-06 04:53:14,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/a744cbdab/4907e9bbc72348fd9c1b089d24e01dc9/FLAG812d0df38 [2024-12-06 04:53:15,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/data/a744cbdab/4907e9bbc72348fd9c1b089d24e01dc9 [2024-12-06 04:53:15,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:53:15,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:53:15,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:15,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:53:15,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:53:15,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eaba70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15, skipping insertion in model container [2024-12-06 04:53:15,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:53:15,373 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:53:15,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:15,389 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:53:15,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:53:15,428 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:53:15,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15 WrapperNode [2024-12-06 04:53:15,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:53:15,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:15,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:53:15,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:53:15,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,453 INFO L138 Inliner]: procedures = 28, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-12-06 04:53:15,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:53:15,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:53:15,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:53:15,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:53:15,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,475 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:53:15,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:53:15,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:53:15,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:53:15,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:53:15" (1/1) ... [2024-12-06 04:53:15,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:53:15,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:53:15,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:53:15,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:53:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:53:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:53:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:53:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-12-06 04:53:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-12-06 04:53:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:53:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:53:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:53:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:53:15,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:53:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:53:15,537 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:53:15,622 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:53:15,623 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:53:15,988 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:53:15,988 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:53:16,121 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:53:16,126 INFO L158 Benchmark]: Toolchain (without parser) took 931.77ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 38.7MB in the end (delta: 30.7MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-12-06 04:53:16,126 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:16,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.04ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 55.4MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:53:16,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.03ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 54.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:16,128 INFO L158 Benchmark]: Boogie Preprocessor took 31.95ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 52.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:53:16,128 INFO L158 Benchmark]: RCFGBuilder took 637.45ms. Allocated memory is still 92.3MB. Free memory was 52.2MB in the beginning and 38.7MB in the end (delta: 13.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-06 04:53:16,130 INFO L338 ainManager$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 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.04ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 55.4MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.03ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 54.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.95ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 52.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 637.45ms. Allocated memory is still 92.3MB. Free memory was 52.2MB in the beginning and 38.7MB in the end (delta: 13.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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 end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:53:16,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e568cb5c-cb64-48bd-babd-e6bd25f401fd/bin/ukojak-verify-CZk0znPC7b/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 end of atomic block: havoc #t~mem1;#t~post2 := ~i~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?