./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:06:44,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:06:44,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 23:06:44,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:06:44,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:06:44,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:06:44,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:06:44,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:06:44,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:06:44,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:06:44,369 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:06:44,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:06:44,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:06:44,370 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:06:44,371 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:06:44,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:06:44,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:44,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:06:44,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:06:44,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:06:44,372 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:06:44,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:06:44,372 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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-13 23:06:44,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:06:44,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:06:44,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:06:44,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:06:44,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:06:44,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c Unable to find full path for "g++" [2024-11-13 23:06:46,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:06:46,795 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:06:46,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-13 23:06:46,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/58b53dd72/569765b56cab4636848dd0b4f0a85ed1/FLAGd63a02eaa [2024-11-13 23:06:46,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/58b53dd72/569765b56cab4636848dd0b4f0a85ed1 [2024-11-13 23:06:46,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:06:46,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:06:46,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:46,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:06:46,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:06:46,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:46" (1/1) ... [2024-11-13 23:06:46,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3507bb7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:46, skipping insertion in model container [2024-11-13 23:06:46,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:46" (1/1) ... [2024-11-13 23:06:46,920 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:06:47,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:47,151 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:06:47,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:47,218 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:06:47,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47 WrapperNode [2024-11-13 23:06:47,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:47,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:47,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:06:47,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:06:47,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,265 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2024-11-13 23:06:47,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:47,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:06:47,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:06:47,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:06:47,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:06:47,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:06:47,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:06:47,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:06:47,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:47" (1/1) ... [2024-11-13 23:06:47,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:47,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:06:47,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:06:47,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:06:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:06:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 23:06:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 23:06:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 23:06:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 23:06:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:06:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 23:06:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:06:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:06:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:06:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:06:47,386 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 23:06:47,517 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:06:47,520 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:06:47,924 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:06:47,924 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:06:48,087 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 23:06:48,120 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 := ~q1_back~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~q1_back~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: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 23:06:48,126 INFO L158 Benchmark]: Toolchain (without parser) took 1239.63ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 70.0MB in the end (delta: 49.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 23:06:48,127 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:48,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.64ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:48,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.09ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:48,128 INFO L158 Benchmark]: Boogie Preprocessor took 44.91ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:48,132 INFO L158 Benchmark]: RCFGBuilder took 811.61ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 70.0MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:06:48,134 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.64ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.09ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.91ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 811.61ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 70.0MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. 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 := ~q1_back~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~q1_back~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 := ~q1_back~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~q1_back~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. [2024-11-13 23:06:48,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:06:50,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:06:50,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 23:06:50,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:06:50,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:06:50,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:06:50,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:06:50,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:06:50,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:06:50,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:06:50,920 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:06:50,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:06:50,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:50,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:06:50,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:06:50,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:06:50,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:06:50,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:50,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:06:50,921 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_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-13 23:06:51,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:06:51,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:06:51,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:06:51,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:06:51,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:06:51,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c Unable to find full path for "g++" [2024-11-13 23:06:53,070 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:06:53,396 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:06:53,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-13 23:06:53,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/5c73612f2/217a3bd7f29b42f9bf803dd9aa39e0cf/FLAGdb18aaead [2024-11-13 23:06:53,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/data/5c73612f2/217a3bd7f29b42f9bf803dd9aa39e0cf [2024-11-13 23:06:53,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:06:53,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:06:53,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:53,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:06:53,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:06:53,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e7e3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53, skipping insertion in model container [2024-11-13 23:06:53,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,467 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:06:53,704 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 23:06:53,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:53,726 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:06:53,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:53,794 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:06:53,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53 WrapperNode [2024-11-13 23:06:53,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:53,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:53,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:06:53,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:06:53,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,834 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-13 23:06:53,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:53,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:06:53,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:06:53,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:06:53,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:06:53,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:06:53,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:06:53,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:06:53,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:53" (1/1) ... [2024-11-13 23:06:53,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:53,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:06:53,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:06:53,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:06:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:06:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:06:53,931 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:06:53,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:06:53,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:06:53,934 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 23:06:54,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:06:54,053 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:06:54,484 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:06:54,485 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:06:54,695 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 23:06:54,750 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 := ~q1_back~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);~q1_back~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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:06:54,757 INFO L158 Benchmark]: Toolchain (without parser) took 1320.20ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 92.0MB in the end (delta: 2.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-13 23:06:54,758 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:54,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.43ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:54,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.01ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:54,760 INFO L158 Benchmark]: Boogie Preprocessor took 32.48ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:54,761 INFO L158 Benchmark]: RCFGBuilder took 887.39ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 92.0MB in the end (delta: -14.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-13 23:06:54,763 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.43ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.01ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.48ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 887.39ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 92.0MB in the end (delta: -14.4MB). Peak memory consumption was 37.7MB. 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 := ~q1_back~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);~q1_back~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 := ~q1_back~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);~q1_back~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. [2024-11-13 23:06:54,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e49dbfe-3a16-4fcb-8ae1-ab47f0c4093b/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 end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~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);~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?