./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021.opt.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_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/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_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/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_8cbcaff5-1441-4ea3-87a2-bba624341375/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 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:58,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:58,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:58,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:58,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:58,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:58,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:58,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:58,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:58,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:58,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:58,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:58,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:58,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:58,639 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:58,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:58,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:58,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:58,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:58,642 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:58,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:58,644 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:58,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:58,645 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:58,646 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:58,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:58,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:58,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:58,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:58,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:58,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:58,652 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:58,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:58,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:58,653 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_8cbcaff5-1441-4ea3-87a2-bba624341375/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db [2023-11-11 23:53:58,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:59,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:59,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:59,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:59,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:59,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix021.opt.i [2023-11-11 23:54:02,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:02,618 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:02,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/sv-benchmarks/c/pthread-wmm/mix021.opt.i [2023-11-11 23:54:02,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/734e0d301/d36cb8e72c7f4b8d8bc45bcfccb4b40c/FLAG49e487754 [2023-11-11 23:54:02,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/734e0d301/d36cb8e72c7f4b8d8bc45bcfccb4b40c [2023-11-11 23:54:02,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:02,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:02,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:02,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:02,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:02,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:02" (1/1) ... [2023-11-11 23:54:02,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2927d0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:02, skipping insertion in model container [2023-11-11 23:54:02,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:02" (1/1) ... [2023-11-11 23:54:02,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:03,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:03,202 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:03,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:03,382 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:03,382 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:03,391 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:03,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03 WrapperNode [2023-11-11 23:54:03,392 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:03,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:03,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:03,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:03,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,504 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-11 23:54:03,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:03,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:03,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:03,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:03,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:03,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:03,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:03,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:03,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:03,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:03,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:03,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:54:03,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:54:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:54:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:54:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:54:03,689 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:54:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:54:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:54:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:54:03,690 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:54:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:54:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:54:03,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:03,695 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:54:03,887 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:03,890 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:04,360 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:04,590 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:04,590 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:04,591 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L812 is neither atomic block end nor a sink node. [2023-11-11 23:54:04,592 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) [2023-11-11 23:54:04,607 INFO L158 Benchmark]: Toolchain (without parser) took 1939.07ms. Allocated memory is still 190.8MB. Free memory was 142.6MB in the beginning and 136.3MB in the end (delta: 6.4MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-11-11 23:54:04,608 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 136.3MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:04,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.52ms. Allocated memory is still 190.8MB. Free memory was 142.6MB in the beginning and 118.3MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:04,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.66ms. Allocated memory is still 190.8MB. Free memory was 118.3MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:04,611 INFO L158 Benchmark]: Boogie Preprocessor took 67.02ms. Allocated memory is still 190.8MB. Free memory was 116.3MB in the beginning and 114.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:04,612 INFO L158 Benchmark]: RCFGBuilder took 1009.22ms. Allocated memory is still 190.8MB. Free memory was 114.1MB in the beginning and 136.3MB in the end (delta: -22.1MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:04,616 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 136.3MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.52ms. Allocated memory is still 190.8MB. Free memory was 142.6MB in the beginning and 118.3MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.66ms. Allocated memory is still 190.8MB. Free memory was 118.3MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.02ms. Allocated memory is still 190.8MB. Free memory was 116.3MB in the beginning and 114.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.22ms. Allocated memory is still 190.8MB. Free memory was 114.1MB in the beginning and 136.3MB in the end (delta: -22.1MB). Peak memory consumption was 30.1MB. 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. [2023-11-11 23:54:04,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/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_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/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_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/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_8cbcaff5-1441-4ea3-87a2-bba624341375/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 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:07,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:07,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:54:07,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:07,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:07,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:07,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:07,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:07,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:07,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:07,812 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:07,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:07,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:07,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:07,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:07,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:07,817 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:54:07,817 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:54:07,818 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:07,819 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:54:07,819 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:07,820 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:07,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:07,821 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:07,822 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:07,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:07,822 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:54:07,823 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:07,823 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:07,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:07,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:07,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:07,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:07,827 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:07,827 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:54:07,827 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:07,828 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:07,828 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:54:07,828 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:07,829 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_8cbcaff5-1441-4ea3-87a2-bba624341375/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576d0750cd121d18ae295ddde1dd1649436f79f5ff3834655e4b6c15fd1260db [2023-11-11 23:54:08,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:08,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:08,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:08,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:08,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:08,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix021.opt.i [2023-11-11 23:54:11,657 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:12,046 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:12,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/sv-benchmarks/c/pthread-wmm/mix021.opt.i [2023-11-11 23:54:12,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/28ff2142f/0c475660943749e1950855e1bba58ed1/FLAGfb3dcacf1 [2023-11-11 23:54:12,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/data/28ff2142f/0c475660943749e1950855e1bba58ed1 [2023-11-11 23:54:12,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:12,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:12,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:12,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:12,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:12,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:12,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539170c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12, skipping insertion in model container [2023-11-11 23:54:12,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:12,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:12,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:12,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:12,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:12,877 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:12,877 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:12,886 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:12,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12 WrapperNode [2023-11-11 23:54:12,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:12,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:12,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:12,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:12,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:12,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:12,988 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-11 23:54:12,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:12,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:12,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:12,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:13,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:13,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:13,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:13,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:13,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:12" (1/1) ... [2023-11-11 23:54:13,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:13,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:13,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:54:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:54:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:54:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:54:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:54:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:54:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:54:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:54:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:54:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:54:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:54:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:54:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:54:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:54:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:13,196 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:54:13,412 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:13,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:13,925 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:14,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:14,157 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:14,158 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L812 is neither atomic block end nor a sink node. [2023-11-11 23:54:14,159 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) [2023-11-11 23:54:14,168 INFO L158 Benchmark]: Toolchain (without parser) took 2073.77ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.1MB in the beginning and 55.5MB in the end (delta: -8.4MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-11-11 23:54:14,169 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:14,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.36ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 38.8MB in the end (delta: 8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:54:14,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.79ms. Allocated memory is still 73.4MB. Free memory was 38.8MB in the beginning and 36.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:14,171 INFO L158 Benchmark]: Boogie Preprocessor took 73.90ms. Allocated memory is still 73.4MB. Free memory was 36.2MB in the beginning and 33.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:14,172 INFO L158 Benchmark]: RCFGBuilder took 1101.75ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 55.5MB in the end (delta: -21.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:14,176 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.36ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 38.8MB in the end (delta: 8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.79ms. Allocated memory is still 73.4MB. Free memory was 38.8MB in the beginning and 36.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.90ms. Allocated memory is still 73.4MB. Free memory was 36.2MB in the beginning and 33.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1101.75ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 55.5MB in the end (delta: -21.8MB). Peak memory consumption was 11.1MB. 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. [2023-11-11 23:54:14,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cbcaff5-1441-4ea3-87a2-bba624341375/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?