./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi --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 f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:46,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:46,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:19:46,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:46,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:47,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:47,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:47,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:47,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:47,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:47,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:47,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:47,020 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:47,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:47,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:47,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:47,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:47,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:47,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:47,025 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:19:47,025 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:47,026 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:47,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:47,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:47,028 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:47,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:47,029 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:47,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:47,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:47,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:47,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:47,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:47,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:47,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:47,033 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:47,034 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 [2023-11-24 22:19:47,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:47,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:47,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:47,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:47,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:47,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-24 22:19:50,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:50,762 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:50,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-24 22:19:50,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/1ba99afa8/732863b1986e44509707a48bd94c449b/FLAGec4f981c6 [2023-11-24 22:19:50,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/1ba99afa8/732863b1986e44509707a48bd94c449b [2023-11-24 22:19:50,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:50,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:50,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:50,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:50,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:50,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc03d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50, skipping insertion in model container [2023-11-24 22:19:50,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:51,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:51,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:51,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:51,143 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:51,144 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:51,152 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:51,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51 WrapperNode [2023-11-24 22:19:51,154 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:51,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:51,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:51,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:51,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,228 INFO L138 Inliner]: procedures = 24, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2023-11-24 22:19:51,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:51,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:51,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:51,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:51,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:51,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:51,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:51,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:51,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:51,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:51,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:51,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:19:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:19:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:19:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:19:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:19:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:19:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:19:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:19:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:19:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:19:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:19:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:19:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:19:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:19:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:51,379 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:19:51,518 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:51,520 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:51,942 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:52,174 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: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-11-24 22:19:52,182 INFO L158 Benchmark]: Toolchain (without parser) took 1389.11ms. Allocated memory is still 165.7MB. Free memory was 117.2MB in the beginning and 123.1MB in the end (delta: -5.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-11-24 22:19:52,182 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:52,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.26ms. Allocated memory is still 165.7MB. Free memory was 117.2MB in the beginning and 105.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:19:52,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.32ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 102.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:52,186 INFO L158 Benchmark]: Boogie Preprocessor took 53.01ms. Allocated memory is still 165.7MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:52,188 INFO L158 Benchmark]: RCFGBuilder took 895.26ms. Allocated memory is still 165.7MB. Free memory was 101.3MB in the beginning and 123.1MB in the end (delta: -21.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-24 22:19:52,192 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.26ms. Allocated memory is still 165.7MB. Free memory was 117.2MB in the beginning and 105.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.32ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 102.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.01ms. Allocated memory is still 165.7MB. Free memory was 102.9MB in the beginning and 101.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 895.26ms. Allocated memory is still 165.7MB. Free memory was 101.3MB in the beginning and 123.1MB in the end (delta: -21.8MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:19:52,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi --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 f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:54,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:55,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:19:55,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:55,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:55,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:55,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:55,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:55,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:55,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:55,139 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:55,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:55,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:55,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:55,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:55,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:55,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:19:55,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:19:55,144 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:19:55,145 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:19:55,145 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:55,146 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:55,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:55,147 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:55,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:55,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:55,148 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:55,148 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:55,149 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:55,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:55,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:55,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:55,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:55,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:55,152 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:19:55,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:55,153 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:55,153 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:19:55,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:55,154 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 [2023-11-24 22:19:55,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:55,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:55,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:55,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:55,641 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:55,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-24 22:19:58,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:59,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:59,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-24 22:19:59,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/e3c478548/6dec9ac0ca8e46da8d24fe187ae75409/FLAG871690365 [2023-11-24 22:19:59,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/data/e3c478548/6dec9ac0ca8e46da8d24fe187ae75409 [2023-11-24 22:19:59,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:59,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:59,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:59,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:59,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:59,270 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5340e03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59, skipping insertion in model container [2023-11-24 22:19:59,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,303 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:59,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:59,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:59,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:59,672 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:59,672 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:59,680 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:59,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59 WrapperNode [2023-11-24 22:19:59,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:59,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:59,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:59,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:59,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,715 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,752 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-24 22:19:59,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:59,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:59,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:59,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:59,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,805 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:59,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:59,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:59,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:59,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:59" (1/1) ... [2023-11-24 22:19:59,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:59,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:59,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:59,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:59,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:19:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:19:59,931 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:19:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:19:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:19:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:19:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:19:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:19:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:19:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:19:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:19:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:19:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:19:59,935 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:19:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:19:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:19:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:59,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:19:59,938 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:20:00,089 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:20:00,091 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:20:00,599 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:20:00,879 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: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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) [2023-11-24 22:20:00,886 INFO L158 Benchmark]: Toolchain (without parser) took 1622.13ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 48.5MB in the end (delta: 8.7MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-11-24 22:20:00,886 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:20:00,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.17ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 44.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:20:00,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.31ms. Allocated memory is still 81.8MB. Free memory was 44.2MB in the beginning and 42.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:20:00,889 INFO L158 Benchmark]: Boogie Preprocessor took 82.55ms. Allocated memory is still 81.8MB. Free memory was 42.4MB in the beginning and 60.4MB in the end (delta: -18.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-24 22:20:00,892 INFO L158 Benchmark]: RCFGBuilder took 1046.59ms. Allocated memory is still 81.8MB. Free memory was 60.0MB in the beginning and 48.5MB in the end (delta: 11.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 22:20:00,899 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.17ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 44.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.31ms. Allocated memory is still 81.8MB. Free memory was 44.2MB in the beginning and 42.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.55ms. Allocated memory is still 81.8MB. Free memory was 42.4MB in the beginning and 60.4MB in the end (delta: -18.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1046.59ms. Allocated memory is still 81.8MB. Free memory was 60.0MB in the beginning and 48.5MB in the end (delta: 11.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:20:00,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce4dd0cb-c79e-4ef4-ae54-5adc8b0ad797/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?