./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i --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_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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_9d983f02-17e9-4374-992e-02d6fccb2576/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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:20,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:20,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:00:20,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:20,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:20,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:20,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:20,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:20,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:20,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:20,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:20,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:20,721 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:20,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:20,723 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:20,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:20,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:20,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:20,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:20,725 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:20,726 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:20,726 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:20,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:20,727 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:20,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:20,728 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:20,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:20,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:20,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:20,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:20,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:20,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:20,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:20,733 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:20,733 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_9d983f02-17e9-4374-992e-02d6fccb2576/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2023-11-12 00:00:21,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:21,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:21,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:21,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:21,103 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:21,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-12 00:00:24,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:24,580 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:24,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-12 00:00:24,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/4867b87ce/254299bacd5241eeba698aa13b964631/FLAGc5c459de3 [2023-11-12 00:00:24,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/4867b87ce/254299bacd5241eeba698aa13b964631 [2023-11-12 00:00:24,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:24,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:24,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:24,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:24,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:24,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:24" (1/1) ... [2023-11-12 00:00:24,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea729ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:24, skipping insertion in model container [2023-11-12 00:00:24,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:24" (1/1) ... [2023-11-12 00:00:24,734 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:25,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:25,162 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:25,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:25,291 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:25,291 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:25,299 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:25,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25 WrapperNode [2023-11-12 00:00:25,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:25,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:25,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:25,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:25,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,384 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-12 00:00:25,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:25,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:25,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:25,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:25,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:25,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:25,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:25,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:25,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:25" (1/1) ... [2023-11-12 00:00:25,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:25,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:25,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:25,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:00:25,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:00:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:00:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:00:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:00:25,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:00:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:00:25,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:00:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:00:25,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:00:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:00:25,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:00:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:00:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:25,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:25,519 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 00:00:25,766 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:25,768 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:26,165 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:26,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:26,303 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:00:26,304 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L774 is neither atomic block end nor a sink node. [2023-11-12 00:00:26,305 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 00:00:26,310 INFO L158 Benchmark]: Toolchain (without parser) took 1677.25ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 110.5MB in the beginning and 130.0MB in the end (delta: -19.6MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-12 00:00:26,311 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 155.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:26,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.74ms. Allocated memory is still 155.2MB. Free memory was 110.5MB in the beginning and 86.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:26,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.11ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 83.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:26,313 INFO L158 Benchmark]: Boogie Preprocessor took 41.52ms. Allocated memory is still 155.2MB. Free memory was 83.4MB in the beginning and 81.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:26,314 INFO L158 Benchmark]: RCFGBuilder took 880.64ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 81.5MB in the beginning and 130.0MB in the end (delta: -48.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:26,317 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 155.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.74ms. Allocated memory is still 155.2MB. Free memory was 110.5MB in the beginning and 86.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.11ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 83.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.52ms. Allocated memory is still 155.2MB. Free memory was 83.4MB in the beginning and 81.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 880.64ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 81.5MB in the beginning and 130.0MB in the end (delta: -48.5MB). Peak memory consumption was 15.1MB. 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 00:00:26,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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_9d983f02-17e9-4374-992e-02d6fccb2576/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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:29,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:29,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:00:29,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:29,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:29,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:29,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:29,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:29,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:29,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:29,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:29,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:29,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:29,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:29,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:29,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:29,392 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:00:29,393 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:00:29,393 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:29,394 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:00:29,395 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:29,396 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:29,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:29,397 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:29,397 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:29,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:29,398 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:00:29,399 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:29,400 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:29,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:29,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:29,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:29,403 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:29,403 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:29,404 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:00:29,404 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:29,404 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:29,405 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:00:29,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:29,406 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_9d983f02-17e9-4374-992e-02d6fccb2576/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2023-11-12 00:00:29,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:29,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:29,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:29,982 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:29,983 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:29,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-12 00:00:33,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:33,905 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:33,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-12 00:00:33,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/a941b446c/a39f8fad58af4138bc6c39f9bb49fbb8/FLAG7de7f20f9 [2023-11-12 00:00:33,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/data/a941b446c/a39f8fad58af4138bc6c39f9bb49fbb8 [2023-11-12 00:00:33,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:33,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:33,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:33,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:33,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:33,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:33" (1/1) ... [2023-11-12 00:00:33,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e596d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:33, skipping insertion in model container [2023-11-12 00:00:33,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:33" (1/1) ... [2023-11-12 00:00:34,039 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:34,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:34,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:34,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:34,991 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:34,991 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:35,017 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:35,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35 WrapperNode [2023-11-12 00:00:35,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:35,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:35,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:35,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:35,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,136 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-12 00:00:35,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:35,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:35,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:35,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:35,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:35,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:35,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:35,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:35,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:35,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:35,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:35,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:35,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:00:35,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:00:35,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:00:35,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:35,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:35,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:35,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:00:35,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:00:35,343 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:00:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:00:35,344 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:00:35,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:00:35,344 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:00:35,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:00:35,347 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:00:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:00:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:00:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:35,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:35,351 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 00:00:35,585 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:35,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:36,086 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:36,349 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:36,350 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:00:36,351 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L774 is neither atomic block end nor a sink node. [2023-11-12 00:00:36,352 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 00:00:36,360 INFO L158 Benchmark]: Toolchain (without parser) took 2404.48ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 72.4MB in the end (delta: 683.9kB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,361 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 54.0MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:36,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1062.86ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 70.5MB in the end (delta: 2.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.28ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:36,365 INFO L158 Benchmark]: Boogie Preprocessor took 72.45ms. Allocated memory is still 98.6MB. Free memory was 67.9MB in the beginning and 65.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,366 INFO L158 Benchmark]: RCFGBuilder took 1146.35ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 72.4MB in the end (delta: -7.0MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,371 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 54.0MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1062.86ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 70.5MB in the end (delta: 2.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.28ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 72.45ms. Allocated memory is still 98.6MB. Free memory was 67.9MB in the beginning and 65.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1146.35ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 72.4MB in the end (delta: -7.0MB). Peak memory consumption was 26.6MB. 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 00:00:36,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d983f02-17e9-4374-992e-02d6fccb2576/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?