./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --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_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3 --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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:18:42,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:18:42,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-24 18:18:42,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:18:42,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:18:42,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:18:42,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:18:42,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:18:42,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:18:42,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:18:42,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:18:42,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:18:42,996 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:18:42,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:18:42,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:18:42,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:18:42,999 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:18:42,999 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:18:42,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:18:42,999 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:18:42,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:18:42,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:18:42,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:43,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:18:43,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:18:43,000 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:18:43,000 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:18:43,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:18:43,000 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_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2024-11-24 18:18:43,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:18:43,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:18:43,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:18:43,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:18:43,338 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:18:43,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-24 18:18:46,268 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/07ed3d06a/c521e851ed384053988a40c4d8c656a3/FLAG587dee396 [2024-11-24 18:18:46,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:18:46,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-24 18:18:46,666 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/07ed3d06a/c521e851ed384053988a40c4d8c656a3/FLAG587dee396 [2024-11-24 18:18:46,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/07ed3d06a/c521e851ed384053988a40c4d8c656a3 [2024-11-24 18:18:46,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:18:46,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:18:46,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:46,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:18:46,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:18:46,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:46" (1/1) ... [2024-11-24 18:18:46,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@712ca220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:46, skipping insertion in model container [2024-11-24 18:18:46,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:46" (1/1) ... [2024-11-24 18:18:46,748 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:18:47,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:47,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:18:47,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:47,343 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:18:47,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47 WrapperNode [2024-11-24 18:18:47,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:47,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:47,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:18:47,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:18:47,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,469 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 2077 [2024-11-24 18:18:47,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:47,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:18:47,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:18:47,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:18:47,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,554 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:18:47,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:18:47,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:18:47,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:18:47,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:47" (1/1) ... [2024-11-24 18:18:47,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:47,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:18:47,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:18:47,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:18:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 18:18:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-24 18:18:47,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-24 18:18:47,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:18:47,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:18:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:18:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:18:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:18:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-24 18:18:47,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-24 18:18:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:18:47,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:18:47,751 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:18:47,896 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:18:47,899 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:18:50,318 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:18:50,321 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:18:50,550 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:18:50,560 INFO L158 Benchmark]: Toolchain (without parser) took 3865.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.0MB in the beginning and 329.7MB in the end (delta: -211.7MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2024-11-24 18:18:50,560 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:18:50,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.84ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 85.0MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:18:50,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.45ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 76.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:18:50,561 INFO L158 Benchmark]: Boogie Preprocessor took 152.29ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 66.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:18:50,562 INFO L158 Benchmark]: RCFGBuilder took 2933.59ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.8MB in the beginning and 329.7MB in the end (delta: -262.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-24 18:18:50,568 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.84ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 85.0MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.45ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 76.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.29ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 66.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2933.59ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 66.8MB in the beginning and 329.7MB in the end (delta: -262.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:18:50,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/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_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3 --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 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:18:53,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:18:53,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-24 18:18:53,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:18:53,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:18:53,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:18:53,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:18:53,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:18:53,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:18:53,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:18:53,534 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:18:53,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:53,535 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:18:53,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:53,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:18:53,536 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:18:53,536 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_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7f7f7b6ea5abe354543dc816b244a5041021350ff4076c6fd52a8208b97eac31 [2024-11-24 18:18:53,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:18:53,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:18:53,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:18:53,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:18:53,912 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:18:53,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-24 18:18:57,044 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/569ec1387/73d516294b454d3a8e14c58343a1fe97/FLAGdbbe44291 [2024-11-24 18:18:57,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:18:57,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2024-11-24 18:18:57,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/569ec1387/73d516294b454d3a8e14c58343a1fe97/FLAGdbbe44291 [2024-11-24 18:18:57,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/data/569ec1387/73d516294b454d3a8e14c58343a1fe97 [2024-11-24 18:18:57,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:18:57,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:18:57,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:57,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:18:57,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:18:57,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:57" (1/1) ... [2024-11-24 18:18:57,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305356f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:57, skipping insertion in model container [2024-11-24 18:18:57,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:18:57" (1/1) ... [2024-11-24 18:18:57,442 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:18:57,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:57,921 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:18:58,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:18:58,124 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:18:58,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58 WrapperNode [2024-11-24 18:18:58,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:18:58,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:58,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:18:58,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:18:58,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,323 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 2074 [2024-11-24 18:18:58,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:18:58,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:18:58,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:18:58,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:18:58,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:18:58,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:18:58,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:18:58,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:18:58,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:18:58" (1/1) ... [2024-11-24 18:18:58,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:18:58,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:18:58,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:18:58,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:18:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:18:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-24 18:18:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-24 18:18:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-24 18:18:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-24 18:18:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:18:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:18:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:18:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:18:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-24 18:18:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-24 18:18:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:18:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:18:58,613 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:18:58,814 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:18:58,817 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:19:02,012 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:19:02,012 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:19:02,264 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:19:02,273 INFO L158 Benchmark]: Toolchain (without parser) took 4864.20ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 59.6MB in the beginning and 50.8MB in the end (delta: 8.7MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2024-11-24 18:19:02,273 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:19:02,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.77ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 49.6MB in the end (delta: 9.8MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-11-24 18:19:02,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.65ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 40.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:19:02,277 INFO L158 Benchmark]: Boogie Preprocessor took 195.21ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 40.2MB in the beginning and 117.2MB in the end (delta: -77.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-11-24 18:19:02,277 INFO L158 Benchmark]: RCFGBuilder took 3747.35ms. Allocated memory is still 151.0MB. Free memory was 116.9MB in the beginning and 50.8MB in the end (delta: 66.0MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2024-11-24 18:19:02,279 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.77ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 49.6MB in the end (delta: 9.8MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.65ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 40.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.21ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 40.2MB in the beginning and 117.2MB in the end (delta: -77.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3747.35ms. Allocated memory is still 151.0MB. Free memory was 116.9MB in the beginning and 50.8MB in the end (delta: 66.0MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:19:02,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33c87019-db98-4e82-8077-f86ff1ea4b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?