./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:39,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:39,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:47:39,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:39,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:39,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:39,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:39,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:39,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:39,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:39,789 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:39,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:39,791 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:39,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:39,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:39,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:39,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:39,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:39,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:39,795 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:47:39,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:39,796 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:39,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:39,797 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:39,797 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:39,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:39,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:39,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:39,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:39,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:39,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:39,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:39,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:39,801 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:39,802 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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 [2023-11-11 23:47:40,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:40,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:40,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:40,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:40,092 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:40,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2023-11-11 23:47:43,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:43,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:43,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2023-11-11 23:47:43,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/aa5c1b68f/766e61d74fa34218a78d03c6d9b0af58/FLAG00cd8fac9 [2023-11-11 23:47:43,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/aa5c1b68f/766e61d74fa34218a78d03c6d9b0af58 [2023-11-11 23:47:43,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:43,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:43,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:43,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:43,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:43,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:43" (1/1) ... [2023-11-11 23:47:43,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f73b7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:43, skipping insertion in model container [2023-11-11 23:47:43,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:43" (1/1) ... [2023-11-11 23:47:43,772 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:44,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:44,195 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:44,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:44,366 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:44,367 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:44,375 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:44,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44 WrapperNode [2023-11-11 23:47:44,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:44,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:44,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:44,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:44,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,479 INFO L138 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 154 [2023-11-11 23:47:44,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:44,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:44,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:44,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:44,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:44,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:44,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:44,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:44,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:44" (1/1) ... [2023-11-11 23:47:44,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:44,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:44,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:44,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:47:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:47:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:47:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:47:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:47:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:47:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:47:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:47:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:47:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:47:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:47:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:47:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:47:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:47:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:47:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:44,687 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 23:47:44,908 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:44,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:45,520 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:45,920 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:45,921 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:47:45,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:45 BoogieIcfgContainer [2023-11-11 23:47:45,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:45,926 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:45,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:45,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:45,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:45" (1/1) ... [2023-11-11 23:47:45,940 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) [2023-11-11 23:47:45,945 INFO L158 Benchmark]: Toolchain (without parser) took 2248.39ms. Allocated memory was 151.0MB in the beginning and 211.8MB in the end (delta: 60.8MB). Free memory was 100.7MB in the beginning and 118.2MB in the end (delta: -17.5MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2023-11-11 23:47:45,946 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 151.0MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:45,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.04ms. Allocated memory is still 151.0MB. Free memory was 100.7MB in the beginning and 75.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:47:45,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.54ms. Allocated memory is still 151.0MB. Free memory was 75.8MB in the beginning and 72.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:45,950 INFO L158 Benchmark]: Boogie Preprocessor took 89.69ms. Allocated memory is still 151.0MB. Free memory was 72.9MB in the beginning and 70.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:45,952 INFO L158 Benchmark]: RCFGBuilder took 1354.38ms. Allocated memory was 151.0MB in the beginning and 211.8MB in the end (delta: 60.8MB). Free memory was 70.9MB in the beginning and 119.2MB in the end (delta: -48.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:45,953 INFO L158 Benchmark]: CodeCheck took 17.12ms. Allocated memory is still 211.8MB. Free memory was 119.2MB in the beginning and 118.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:45,964 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 0.61ms. Allocated memory is still 151.0MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.04ms. Allocated memory is still 151.0MB. Free memory was 100.7MB in the beginning and 75.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.54ms. Allocated memory is still 151.0MB. Free memory was 75.8MB in the beginning and 72.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.69ms. Allocated memory is still 151.0MB. Free memory was 72.9MB in the beginning and 70.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1354.38ms. Allocated memory was 151.0MB in the beginning and 211.8MB in the end (delta: 60.8MB). Free memory was 70.9MB in the beginning and 119.2MB in the end (delta: -48.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * CodeCheck took 17.12ms. Allocated memory is still 211.8MB. Free memory was 119.2MB in the beginning and 118.2MB 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. [2023-11-11 23:47:45,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:48,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:48,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:47:48,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:48,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:48,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:48,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:48,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:48,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:48,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:48,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:48,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:48,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:48,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:48,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:48,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:48,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:47:48,973 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:47:48,973 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:47:48,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:47:48,975 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:48,976 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:48,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:48,976 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:48,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:48,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:48,978 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:47:48,978 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:48,978 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:48,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:48,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:48,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:48,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:48,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:48,982 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:47:48,982 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:48,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:48,982 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:47:48,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:48,984 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_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 [2023-11-11 23:47:49,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:49,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:49,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:49,416 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:49,417 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:49,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2023-11-11 23:47:52,856 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:53,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:53,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2023-11-11 23:47:53,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/486cf2daf/9c5fca0cc7dd4d368ca9c2a1bfacfad4/FLAGafdc79882 [2023-11-11 23:47:53,353 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/data/486cf2daf/9c5fca0cc7dd4d368ca9c2a1bfacfad4 [2023-11-11 23:47:53,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:53,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:53,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:53,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:53,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:53,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:53" (1/1) ... [2023-11-11 23:47:53,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe5059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:53, skipping insertion in model container [2023-11-11 23:47:53,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:53" (1/1) ... [2023-11-11 23:47:53,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:53,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:54,032 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:54,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:54,316 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:54,316 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:47:54,327 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:54,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54 WrapperNode [2023-11-11 23:47:54,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:54,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:54,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:54,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:54,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,442 INFO L138 Inliner]: procedures = 181, calls = 87, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2023-11-11 23:47:54,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:54,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:54,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:54,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:54,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:54,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:54,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:54,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:54,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:54" (1/1) ... [2023-11-11 23:47:54,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:54,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:54,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:54,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:47:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:47:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:47:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:47:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:47:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:47:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:47:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:47:54,638 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:47:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:47:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:47:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:47:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:47:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:47:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:47:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:47:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:54,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:54,642 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 23:47:54,901 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:54,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:55,759 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:56,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:56,286 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:47:56,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:56 BoogieIcfgContainer [2023-11-11 23:47:56,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:56,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:56,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:56,308 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:56,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:56" (1/1) ... [2023-11-11 23:47:56,311 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) [2023-11-11 23:47:56,320 INFO L158 Benchmark]: Toolchain (without parser) took 2959.99ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 62.2MB in the beginning and 69.9MB in the end (delta: -7.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-11 23:47:56,321 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:56,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 968.53ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 56.5MB in the end (delta: 5.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-11 23:47:56,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.59ms. Allocated memory is still 88.1MB. Free memory was 56.5MB in the beginning and 54.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:56,324 INFO L158 Benchmark]: Boogie Preprocessor took 76.53ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:47:56,327 INFO L158 Benchmark]: RCFGBuilder took 1769.86ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 50.7MB in the beginning and 71.4MB in the end (delta: -20.7MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-11 23:47:56,328 INFO L158 Benchmark]: CodeCheck took 24.77ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 69.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:56,340 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 0.29ms. Allocated memory is still 65.0MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 968.53ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 56.5MB in the end (delta: 5.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.59ms. Allocated memory is still 88.1MB. Free memory was 56.5MB in the beginning and 54.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 76.53ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1769.86ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 50.7MB in the beginning and 71.4MB in the end (delta: -20.7MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * CodeCheck took 24.77ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 69.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:47:56,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13771955-a9f7-46b1-a1c7-0d05d691aaa1/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: Concurrent programs are currently unsupported