./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV --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 6a1fdac91c77d25a0ff7a4081206e72776b2070a8df670f4d024b55d140add18 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:29,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:30,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:30,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:30,020 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:30,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:30,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:30,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:30,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:30,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:30,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:30,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:30,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:30,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:30,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:30,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:30,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:30,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:30,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:30,071 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:30,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:30,072 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:30,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:30,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:30,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:30,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:30,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:30,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:30,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:30,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:30,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:30,078 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:30,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:30,079 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:30,079 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_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a1fdac91c77d25a0ff7a4081206e72776b2070a8df670f4d024b55d140add18 [2023-11-12 00:04:30,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:30,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:30,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:30,453 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:30,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:30,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2023-11-12 00:04:33,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:33,775 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:33,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2023-11-12 00:04:33,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/b25ae7981/ad4ec71205c4454c97ec087210fb5277/FLAG6d39873f3 [2023-11-12 00:04:33,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/b25ae7981/ad4ec71205c4454c97ec087210fb5277 [2023-11-12 00:04:33,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:33,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:33,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:33,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:33,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:33,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:33" (1/1) ... [2023-11-12 00:04:33,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255cc6ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:33, skipping insertion in model container [2023-11-12 00:04:33,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:33" (1/1) ... [2023-11-12 00:04:33,848 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:34,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:34,046 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:34,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:34,081 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:34,082 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:34,090 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:34,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34 WrapperNode [2023-11-12 00:04:34,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:34,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:34,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:34,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:34,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,139 INFO L138 Inliner]: procedures = 22, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-11-12 00:04:34,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:34,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:34,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:34,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:34,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:34,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:34,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:34,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:34,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:34,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:34,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:34,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:34,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:04:34,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:04:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:04:34,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:04:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:34,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:34,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:34,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:34,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:34,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:34,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:34,283 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:34,453 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:34,456 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:34,793 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:34,989 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:34,995 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:34,996 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:04:34,997 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-12 00:04:35,001 INFO L158 Benchmark]: Toolchain (without parser) took 1197.69ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 158.5MB in the end (delta: -10.2MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:35,002 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:35,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.10ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 136.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:35,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.49ms. Allocated memory is still 195.0MB. Free memory was 136.6MB in the beginning and 134.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:35,004 INFO L158 Benchmark]: Boogie Preprocessor took 34.11ms. Allocated memory is still 195.0MB. Free memory was 134.8MB in the beginning and 133.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:35,005 INFO L158 Benchmark]: RCFGBuilder took 824.34ms. Allocated memory is still 195.0MB. Free memory was 133.6MB in the beginning and 158.5MB in the end (delta: -24.9MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:35,008 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.10ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 136.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.49ms. Allocated memory is still 195.0MB. Free memory was 136.6MB in the beginning and 134.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.11ms. Allocated memory is still 195.0MB. Free memory was 134.8MB in the beginning and 133.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 824.34ms. Allocated memory is still 195.0MB. Free memory was 133.6MB in the beginning and 158.5MB in the end (delta: -24.9MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:35,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV --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 6a1fdac91c77d25a0ff7a4081206e72776b2070a8df670f4d024b55d140add18 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:37,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:37,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:37,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:37,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:37,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:37,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:37,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:37,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:37,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:37,939 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:37,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:37,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:37,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:37,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:37,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:37,946 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:37,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:37,947 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:37,948 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:37,949 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:37,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:37,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:37,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:37,951 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:37,951 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:37,952 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:37,952 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:37,952 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:37,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:37,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:37,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:37,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:37,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:37,956 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:37,956 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:37,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:37,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:37,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:37,958 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_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a1fdac91c77d25a0ff7a4081206e72776b2070a8df670f4d024b55d140add18 [2023-11-12 00:04:38,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:38,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:38,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:38,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:38,420 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:38,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2023-11-12 00:04:41,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:42,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:42,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/sv-benchmarks/c/weaver/parallel-ticket-3.wvr.c [2023-11-12 00:04:42,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/6fe2e2c0d/7deb05f90fbe41499d9571fcfc4400da/FLAGb4a2f560d [2023-11-12 00:04:42,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/data/6fe2e2c0d/7deb05f90fbe41499d9571fcfc4400da [2023-11-12 00:04:42,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:42,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:42,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:42,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:42,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:42,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1cb2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42, skipping insertion in model container [2023-11-12 00:04:42,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,111 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:42,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:42,404 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:42,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:42,468 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:42,469 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:42,477 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:42,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42 WrapperNode [2023-11-12 00:04:42,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:42,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:42,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:42,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:42,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,547 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-11-12 00:04:42,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:42,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:42,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:42,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:42,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:42,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:42,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:42,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:42,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:42,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:42,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:42,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:04:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:04:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:04:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:04:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:42,721 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:42,847 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:42,849 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:43,252 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:43,458 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:43,458 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:43,459 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-12 00:04:43,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-12 00:04:43,470 INFO L158 Benchmark]: Toolchain (without parser) took 1409.56ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 37.0MB in the end (delta: 25.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:43,470 INFO L158 Benchmark]: CDTParser took 1.23ms. Allocated memory is still 65.0MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:43,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.70ms. Allocated memory is still 86.0MB. Free memory was 62.1MB in the beginning and 50.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:43,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.71ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:43,474 INFO L158 Benchmark]: Boogie Preprocessor took 66.77ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:43,475 INFO L158 Benchmark]: RCFGBuilder took 847.66ms. Allocated memory is still 86.0MB. Free memory was 47.1MB in the beginning and 37.0MB in the end (delta: 10.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:43,479 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23ms. Allocated memory is still 65.0MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.70ms. Allocated memory is still 86.0MB. Free memory was 62.1MB in the beginning and 50.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.71ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.77ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 847.66ms. Allocated memory is still 86.0MB. Free memory was 47.1MB in the beginning and 37.0MB in the end (delta: 10.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:43,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f21cb5f9-4431-40a8-a0d8-f6ba02dcc85e/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?