./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/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_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:22:05,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:22:05,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:22:05,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:22:05,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:22:05,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:22:05,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:22:05,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:22:05,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:22:05,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:22:05,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:22:05,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:22:05,429 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:22:05,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:22:05,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:22:05,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:22:05,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:22:05,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:22:05,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:22:05,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:22:05,431 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:22:05,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:22:05,431 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:22:05,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:22:05,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:22:05,432 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:22:05,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:22:05,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:22:05,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:22:05,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:22:05,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:22:05,433 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:22:05,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:22:05,434 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_e1c5688e-4170-43de-bc41-30b2e63d8f01/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 ! call(reach_error())) ) 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 -> e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 [2024-11-13 21:22:05,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:22:05,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:22:05,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:22:05,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:22:05,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:22:05,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c Unable to find full path for "g++" [2024-11-13 21:22:07,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:22:08,012 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:22:08,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2024-11-13 21:22:08,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/dd2fa8ba6/a8b8775ac4614806a83781a4add3448d/FLAG628fd3d69 [2024-11-13 21:22:08,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/dd2fa8ba6/a8b8775ac4614806a83781a4add3448d [2024-11-13 21:22:08,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:22:08,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:22:08,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:22:08,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:22:08,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:22:08,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56df7ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08, skipping insertion in model container [2024-11-13 21:22:08,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:22:08,561 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3583,3596] [2024-11-13 21:22:08,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:08,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:22:08,621 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3583,3596] [2024-11-13 21:22:08,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:08,651 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:22:08,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08 WrapperNode [2024-11-13 21:22:08,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:22:08,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:08,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:22:08,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:22:08,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,698 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2024-11-13 21:22:08,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:08,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:22:08,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:22:08,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:22:08,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:22:08,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:22:08,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:22:08,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:22:08,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:08" (1/1) ... [2024-11-13 21:22:08,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:22:08,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:22:08,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:22:08,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-13 21:22:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 21:22:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 21:22:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 21:22:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 21:22:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:22:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:22:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:22:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:22:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:22:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:22:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:22:08,800 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 21:22:08,931 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:22:08,933 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:22:09,312 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:22:09,312 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:22:09,409 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,432 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,461 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,467 WARN L1754 r$LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,484 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,510 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:09,528 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:22:09,536 INFO L158 Benchmark]: Toolchain (without parser) took 1260.21ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 47.1MB in the end (delta: 48.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:22:09,536 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:09,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.11ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:22:09,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.26ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:09,539 INFO L158 Benchmark]: Boogie Preprocessor took 30.17ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 898.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:09,539 INFO L158 Benchmark]: RCFGBuilder took 801.37ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 47.1MB in the end (delta: 32.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:22:09,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.11ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.26ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.17ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 898.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 801.37ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 47.1MB in the end (delta: 32.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling 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. [2024-11-13 21:22:09,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/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_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:22:12,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:22:12,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:22:12,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:22:12,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:22:12,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:22:12,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:22:12,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:22:12,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:22:12,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:22:12,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:22:12,383 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:22:12,384 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:22:12,384 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:22:12,384 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:22:12,384 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:22:12,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:22:12,385 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:22:12,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:22:12,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:22:12,386 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:22:12,387 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_e1c5688e-4170-43de-bc41-30b2e63d8f01/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 ! call(reach_error())) ) 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 -> e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 [2024-11-13 21:22:12,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:22:12,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:22:12,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:22:12,736 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:22:12,736 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:22:12,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c Unable to find full path for "g++" [2024-11-13 21:22:14,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:22:15,178 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:22:15,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2024-11-13 21:22:15,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/583e3248a/9c1cc87107bc4c59846c6d32e1aa0c26/FLAG720b819c7 [2024-11-13 21:22:15,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/data/583e3248a/9c1cc87107bc4c59846c6d32e1aa0c26 [2024-11-13 21:22:15,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:22:15,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:22:15,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:22:15,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:22:15,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:22:15,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550c2ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15, skipping insertion in model container [2024-11-13 21:22:15,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:22:15,487 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3583,3596] [2024-11-13 21:22:15,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:15,515 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:22:15,558 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c[3583,3596] [2024-11-13 21:22:15,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:15,586 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:22:15,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15 WrapperNode [2024-11-13 21:22:15,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:22:15,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:15,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:22:15,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:22:15,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,629 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 88 [2024-11-13 21:22:15,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:15,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:22:15,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:22:15,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:22:15,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:22:15,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:22:15,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:22:15,680 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:22:15,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:15" (1/1) ... [2024-11-13 21:22:15,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:22:15,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:22:15,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:22:15,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:22:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-13 21:22:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-13 21:22:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:22:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 21:22:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 21:22:15,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 21:22:15,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 21:22:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:22:15,765 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:22:15,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:22:15,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:22:15,767 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 21:22:15,886 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:22:15,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:22:16,286 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:22:16,286 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:22:16,396 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,437 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,463 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,467 WARN L1754 r$LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,485 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,500 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 21:22:16,513 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:22:16,519 INFO L158 Benchmark]: Toolchain (without parser) took 1311.25ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 49.8MB in the end (delta: 11.1MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2024-11-13 21:22:16,521 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:16,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.33ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 48.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:22:16,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.14ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 46.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:22:16,524 INFO L158 Benchmark]: Boogie Preprocessor took 49.47ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 45.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:16,528 INFO L158 Benchmark]: RCFGBuilder took 837.60ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 49.8MB in the end (delta: -4.2MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-13 21:22:16,530 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.33ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 48.2MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.14ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 46.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.47ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 45.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 837.60ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 49.8MB in the end (delta: -4.2MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling 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. [2024-11-13 21:22:16,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1c5688e-4170-43de-bc41-30b2e63d8f01/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: #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?