./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-trans.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_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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_c0d4f474-8296-447c-a061-956b562baf99/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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:34:30,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:34:30,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:34:30,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:34:30,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:34:30,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:34:30,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:34:30,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:34:30,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:34:30,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:34:30,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:34:30,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:34:30,135 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:34:30,136 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:34:30,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:34:30,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:34:30,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:34:30,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:34:30,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:34:30,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:30,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:34:30,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:34:30,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:34:30,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:34:30,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:34:30,138 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_c0d4f474-8296-447c-a061-956b562baf99/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 -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2024-12-05 23:34:30,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:34:30,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:34:30,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:34:30,349 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:34:30,350 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:34:30,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-12-05 23:34:33,025 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/1e4921eb7/7d1f2b6b52c946ea91041387fb246ec1/FLAG133668449 [2024-12-05 23:34:33,207 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:34:33,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-12-05 23:34:33,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/1e4921eb7/7d1f2b6b52c946ea91041387fb246ec1/FLAG133668449 [2024-12-05 23:34:33,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/1e4921eb7/7d1f2b6b52c946ea91041387fb246ec1 [2024-12-05 23:34:33,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:34:33,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:34:33,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:33,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:34:33,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:34:33,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f46abd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33, skipping insertion in model container [2024-12-05 23:34:33,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,267 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:34:33,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:33,427 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:34:33,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:33,457 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:34:33,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33 WrapperNode [2024-12-05 23:34:33,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:33,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:33,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:34:33,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:34:33,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,485 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-12-05 23:34:33,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:33,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:34:33,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:34:33,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:34:33,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,498 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:34:33,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:34:33,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:34:33,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:34:33,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:33" (1/1) ... [2024-12-05 23:34:33,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:33,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:34:33,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:34:33,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:34:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-12-05 23:34:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:34:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:34:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:34:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:34:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:34:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:34:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:34:33,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:34:33,567 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:34:33,651 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:34:33,652 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:34:33,929 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:34:33,929 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:34:34,013 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,020 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,032 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,034 WARN L170 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,041 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,051 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:34,059 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:34:34,064 INFO L158 Benchmark]: Toolchain (without parser) took 818.83ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 64.7MB in the end (delta: 53.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 23:34:34,064 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:34:34,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.20ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:34:34,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.98ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:34:34,066 INFO L158 Benchmark]: Boogie Preprocessor took 19.03ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.0MB in the end (delta: 947.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:34:34,066 INFO L158 Benchmark]: RCFGBuilder took 556.94ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 64.7MB in the end (delta: 39.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:34:34,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.20ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.98ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.03ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.0MB in the end (delta: 947.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 556.94ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 64.7MB in the end (delta: 39.1MB). 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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. [2024-12-05 23:34:34,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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_c0d4f474-8296-447c-a061-956b562baf99/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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:34:35,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:34:36,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:34:36,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:34:36,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:34:36,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:34:36,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:34:36,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:34:36,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:34:36,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:34:36,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:34:36,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:36,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:34:36,096 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:34:36,097 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:34:36,097 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:34:36,097 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_c0d4f474-8296-447c-a061-956b562baf99/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 -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2024-12-05 23:34:36,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:34:36,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:34:36,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:34:36,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:34:36,331 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:34:36,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-12-05 23:34:39,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/45ba169e6/bd97a668669c40189a118aad651483d8/FLAG9d7b74639 [2024-12-05 23:34:39,203 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:34:39,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-12-05 23:34:39,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/45ba169e6/bd97a668669c40189a118aad651483d8/FLAG9d7b74639 [2024-12-05 23:34:39,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/data/45ba169e6/bd97a668669c40189a118aad651483d8 [2024-12-05 23:34:39,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:34:39,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:34:39,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:39,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:34:39,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:34:39,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa47420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39, skipping insertion in model container [2024-12-05 23:34:39,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:34:39,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:39,753 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:34:39,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:34:39,787 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:34:39,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39 WrapperNode [2024-12-05 23:34:39,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:34:39,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:39,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:34:39,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:34:39,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,815 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-12-05 23:34:39,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:34:39,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:34:39,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:34:39,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:34:39,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,833 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:34:39,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:34:39,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:34:39,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:34:39,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:34:39" (1/1) ... [2024-12-05 23:34:39,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:34:39,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:34:39,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:34:39,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:34:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-12-05 23:34:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-12-05 23:34:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:34:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:34:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:34:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:34:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:34:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:34:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:34:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:34:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:34:39,894 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:34:39,988 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:34:39,989 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:34:40,299 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:34:40,299 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:34:40,388 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,398 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,415 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,418 WARN L170 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,428 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,438 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-12-05 23:34:40,447 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:34:40,452 INFO L158 Benchmark]: Toolchain (without parser) took 879.63ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 44.5MB in the end (delta: 24.9MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-05 23:34:40,452 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:34:40,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.91ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 56.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:34:40,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.91ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:34:40,453 INFO L158 Benchmark]: Boogie Preprocessor took 26.30ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 54.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:34:40,454 INFO L158 Benchmark]: RCFGBuilder took 607.22ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 44.5MB in the end (delta: 9.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-12-05 23:34:40,456 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.91ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 56.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.91ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.30ms. 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. * RCFGBuilder took 607.22ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 44.5MB in the end (delta: 9.5MB). Peak memory consumption was 11.7MB. 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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. [2024-12-05 23:34:40,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0d4f474-8296-447c-a061-956b562baf99/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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?