./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:39,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:39,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:03:39,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:39,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:39,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:39,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:39,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:39,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:39,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:39,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:39,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:39,675 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:39,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:39,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:39,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:39,678 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:39,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:39,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:39,679 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:39,680 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:39,680 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:39,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:39,681 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:39,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:39,682 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:39,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:39,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:39,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:39,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:39,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:39,684 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:39,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:39,685 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:39,685 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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2023-11-12 00:03:40,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:40,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:40,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:40,039 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:40,039 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:40,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2023-11-12 00:03:43,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:44,015 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:44,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2023-11-12 00:03:44,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/0ab9589e9/12a37ed9243a4b868afddb8471a8ff33/FLAG6a2d89568 [2023-11-12 00:03:44,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/0ab9589e9/12a37ed9243a4b868afddb8471a8ff33 [2023-11-12 00:03:44,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:44,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:44,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:44,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:44,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:44,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:44,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0f594c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44, skipping insertion in model container [2023-11-12 00:03:44,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:44,163 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:44,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:44,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:44,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:44,906 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:44,907 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:44,916 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:44,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44 WrapperNode [2023-11-12 00:03:44,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:44,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:44,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:44,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:44,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:44,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,021 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-11-12 00:03:45,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:45,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:45,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:45,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:45,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:45,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:45,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:45,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:45,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:44" (1/1) ... [2023-11-12 00:03:45,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:45,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:45,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:45,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:03:45,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:03:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:03:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:03:45,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:03:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:03:45,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:03:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:03:45,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:03:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:03:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:45,184 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 00:03:45,366 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:45,369 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:45,843 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:46,038 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:46,038 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:46,039 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2023-11-12 00:03:46,041 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 00:03:46,047 INFO L158 Benchmark]: Toolchain (without parser) took 1961.77ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 87.0MB in the beginning and 143.7MB in the end (delta: -56.7MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2023-11-12 00:03:46,048 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:46,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 831.26ms. Allocated memory is still 134.2MB. Free memory was 86.7MB in the beginning and 63.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:46,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.09ms. Allocated memory is still 134.2MB. Free memory was 63.7MB in the beginning and 61.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:46,051 INFO L158 Benchmark]: Boogie Preprocessor took 46.31ms. Allocated memory is still 134.2MB. Free memory was 61.2MB in the beginning and 59.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:46,052 INFO L158 Benchmark]: RCFGBuilder took 973.59ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 59.1MB in the beginning and 143.7MB in the end (delta: -84.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:46,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 831.26ms. Allocated memory is still 134.2MB. Free memory was 86.7MB in the beginning and 63.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.09ms. Allocated memory is still 134.2MB. Free memory was 63.7MB in the beginning and 61.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.31ms. Allocated memory is still 134.2MB. Free memory was 61.2MB in the beginning and 59.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 973.59ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 59.1MB in the beginning and 143.7MB in the end (delta: -84.6MB). Peak memory consumption was 18.5MB. 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 00:03:46,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:49,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:49,247 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:03:49,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:49,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:49,320 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:49,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:49,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:49,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:49,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:49,329 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:49,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:49,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:49,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:49,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:49,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:49,334 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:49,335 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:49,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:49,336 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:49,337 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:49,338 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:49,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:49,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:49,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:49,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:49,340 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:49,341 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:49,341 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:49,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:49,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:49,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:49,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:49,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:49,345 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:49,345 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:49,345 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:49,346 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:49,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:49,347 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_7f3668cf-2e92-45f5-bfb1-46022e877dc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2023-11-12 00:03:49,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:49,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:49,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:49,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:49,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:49,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2023-11-12 00:03:53,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:53,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:53,535 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2023-11-12 00:03:53,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/5b9c5dde2/194728d6b172445bbfee3edcc364f35f/FLAG1538d8f1f [2023-11-12 00:03:53,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/data/5b9c5dde2/194728d6b172445bbfee3edcc364f35f [2023-11-12 00:03:53,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:53,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:53,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:53,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:53,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:53,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:53" (1/1) ... [2023-11-12 00:03:53,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e226018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:53, skipping insertion in model container [2023-11-12 00:03:53,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:53" (1/1) ... [2023-11-12 00:03:53,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:54,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:54,167 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:54,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:54,280 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:54,281 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:54,289 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:54,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54 WrapperNode [2023-11-12 00:03:54,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:54,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:54,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:54,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:54,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,387 INFO L138 Inliner]: procedures = 179, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-11-12 00:03:54,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:54,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:54,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:54,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:54,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:54,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:54,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:54,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:54,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:54" (1/1) ... [2023-11-12 00:03:54,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:54,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:54,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:54,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:03:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:03:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:03:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:03:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:03:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:03:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:03:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:03:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:03:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:03:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:03:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:03:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:54,569 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 00:03:54,784 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:54,786 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:55,259 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:55,464 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:55,464 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:55,465 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2023-11-12 00:03:55,466 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 00:03:55,471 INFO L158 Benchmark]: Toolchain (without parser) took 1873.88ms. Allocated memory is still 81.8MB. Free memory was 62.6MB in the beginning and 54.4MB in the end (delta: 8.2MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:55,471 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:55,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.38ms. Allocated memory is still 81.8MB. Free memory was 62.6MB in the beginning and 58.2MB in the end (delta: 4.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:55,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.08ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:55,473 INFO L158 Benchmark]: Boogie Preprocessor took 86.72ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 53.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:55,474 INFO L158 Benchmark]: RCFGBuilder took 992.63ms. Allocated memory is still 81.8MB. Free memory was 53.5MB in the beginning and 54.4MB in the end (delta: -868.7kB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-12 00:03:55,477 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 62.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.38ms. Allocated memory is still 81.8MB. Free memory was 62.6MB in the beginning and 58.2MB in the end (delta: 4.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.08ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.72ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 53.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 992.63ms. Allocated memory is still 81.8MB. Free memory was 53.5MB in the beginning and 54.4MB in the end (delta: -868.7kB). Peak memory consumption was 21.8MB. 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 00:03:55,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3668cf-2e92-45f5-bfb1-46022e877dc3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?