./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL --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 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:57,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:57,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:30:57,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:57,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:57,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:57,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:57,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:57,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:57,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:57,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:57,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:57,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:57,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:57,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:57,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:57,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:57,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:57,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:57,460 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:57,461 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:57,461 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:57,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:57,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:57,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:57,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:57,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:57,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:57,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:57,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:57,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:57,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:57,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:57,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:57,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:57,471 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_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f [2023-11-19 03:30:57,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:57,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:57,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:57,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:57,802 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:57,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-11-19 03:31:01,512 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:01,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:01,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-11-19 03:31:01,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/90f9cb3f4/be57440d7bea47c8ae9482ae7492ce15/FLAG9179c5ff0 [2023-11-19 03:31:01,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/90f9cb3f4/be57440d7bea47c8ae9482ae7492ce15 [2023-11-19 03:31:01,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:01,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:01,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:01,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:01,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:01,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:01" (1/1) ... [2023-11-19 03:31:01,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a47ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:01, skipping insertion in model container [2023-11-19 03:31:01,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:01" (1/1) ... [2023-11-19 03:31:01,946 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:02,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:02,385 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:02,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:02,508 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:02,509 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:02,518 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:02,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02 WrapperNode [2023-11-19 03:31:02,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:02,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:02,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:02,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:02,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,590 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-19 03:31:02,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:02,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:02,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:02,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:02,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:02,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:02,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:02,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:02,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:02" (1/1) ... [2023-11-19 03:31:02,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:02,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:02,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:02,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:31:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:31:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:31:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:31:02,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:31:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:31:02,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:31:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:31:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:31:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:02,765 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:31:02,995 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:03,000 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:03,625 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:04,018 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:04,018 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:31:04,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:04 BoogieIcfgContainer [2023-11-19 03:31:04,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:04,028 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:04,028 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:04,039 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:04,040 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:04" (1/1) ... [2023-11-19 03:31:04,042 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-11-19 03:31:04,047 INFO L158 Benchmark]: Toolchain (without parser) took 2156.73ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 115.7MB in the beginning and 116.6MB in the end (delta: -991.3kB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2023-11-19 03:31:04,047 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:04,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.98ms. Allocated memory is still 155.2MB. Free memory was 115.3MB in the beginning and 91.8MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:31:04,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.92ms. Allocated memory is still 155.2MB. Free memory was 91.8MB in the beginning and 89.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:04,055 INFO L158 Benchmark]: Boogie Preprocessor took 51.83ms. Allocated memory is still 155.2MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:04,057 INFO L158 Benchmark]: RCFGBuilder took 1382.85ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 87.2MB in the beginning and 117.7MB in the end (delta: -30.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-19 03:31:04,058 INFO L158 Benchmark]: CodeCheck took 16.73ms. Allocated memory is still 201.3MB. Free memory was 117.7MB in the beginning and 116.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:04,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.98ms. Allocated memory is still 155.2MB. Free memory was 115.3MB in the beginning and 91.8MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.92ms. Allocated memory is still 155.2MB. Free memory was 91.8MB in the beginning and 89.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.83ms. Allocated memory is still 155.2MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1382.85ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 87.2MB in the beginning and 117.7MB in the end (delta: -30.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * CodeCheck took 16.73ms. Allocated memory is still 201.3MB. Free memory was 117.7MB in the beginning and 116.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:31:04,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/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 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_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL --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 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:06,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:07,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:31:07,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:07,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:07,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:07,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:07,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:07,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:07,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:07,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:07,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:07,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:07,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:07,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:07,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:07,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:31:07,105 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:31:07,105 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:07,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:31:07,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:07,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:07,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:07,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:07,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:07,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:07,109 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:07,110 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:07,110 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:07,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:07,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:07,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:07,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:07,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:07,113 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:31:07,114 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:07,114 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:07,114 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:31:07,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:07,116 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_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449d00de99d52e6ea9aa539e57f46adfc8dfbb78972c0dc655f91843e743f43f [2023-11-19 03:31:07,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:07,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:07,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:07,559 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:07,560 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:07,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-11-19 03:31:11,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:11,540 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:11,540 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/sv-benchmarks/c/pthread-wmm/safe018_power.oepc.i [2023-11-19 03:31:11,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/8e0125ff8/17ae9819ef3c4146afe33dfd75aa377f/FLAGe5099da6a [2023-11-19 03:31:11,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/data/8e0125ff8/17ae9819ef3c4146afe33dfd75aa377f [2023-11-19 03:31:11,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:11,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:11,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:11,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:11,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:11,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:11" (1/1) ... [2023-11-19 03:31:11,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214c6ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:11, skipping insertion in model container [2023-11-19 03:31:11,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:11" (1/1) ... [2023-11-19 03:31:11,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:12,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:12,094 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:12,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:12,218 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:12,219 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:12,229 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:12,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12 WrapperNode [2023-11-19 03:31:12,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:12,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:12,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:12,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:12,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,303 INFO L138 Inliner]: procedures = 180, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-19 03:31:12,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:12,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:12,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:12,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:12,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:12,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:12,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:12,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:12,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:12" (1/1) ... [2023-11-19 03:31:12,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:12,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:12,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:12,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:31:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:31:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:31:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:31:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:31:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:31:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:12,484 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:31:12,760 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:12,763 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:13,391 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:13,706 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:13,706 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:31:13,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:13 BoogieIcfgContainer [2023-11-19 03:31:13,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:13,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:13,711 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:13,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:13,721 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:13" (1/1) ... [2023-11-19 03:31:13,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-11-19 03:31:13,726 INFO L158 Benchmark]: Toolchain (without parser) took 2146.42ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.4MB in the beginning and 42.6MB in the end (delta: 5.7MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-11-19 03:31:13,746 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:13,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.57ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.2MB in the beginning and 69.8MB in the end (delta: -21.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:31:13,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.48ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 67.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:13,748 INFO L158 Benchmark]: Boogie Preprocessor took 64.22ms. Allocated memory is still 102.8MB. Free memory was 67.4MB in the beginning and 64.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:31:13,749 INFO L158 Benchmark]: RCFGBuilder took 1340.89ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 43.6MB in the end (delta: 21.0MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-19 03:31:13,750 INFO L158 Benchmark]: CodeCheck took 13.71ms. Allocated memory is still 102.8MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 940.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:13,753 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.57ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.2MB in the beginning and 69.8MB in the end (delta: -21.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.48ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 67.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.22ms. Allocated memory is still 102.8MB. Free memory was 67.4MB in the beginning and 64.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1340.89ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 43.6MB in the end (delta: 21.0MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * CodeCheck took 13.71ms. Allocated memory is still 102.8MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 940.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:31:13,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb906c11-40a8-4ca0-ab5b-bd677b4274a1/bin/ukojak-verify-G8NBE6pJGL/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: Concurrent programs are currently unsupported