./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/test-easy7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/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_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:40,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:40,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:32:40,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:40,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:40,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:40,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:40,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:40,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:40,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:40,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:40,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:40,447 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:40,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:40,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:40,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:40,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:40,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:40,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:40,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:40,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:40,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:40,453 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:40,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:40,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:40,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:40,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:40,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:40,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:40,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:40,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:40,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:40,460 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:40,460 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_0daf5417-9889-4fd5-b716-eee1f5bab448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f [2023-11-19 03:32:40,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:40,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:40,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:40,811 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:40,812 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:40,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 03:32:44,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:44,441 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:44,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 03:32:44,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/7e84994bd/37eb830c5d0c49f1937eb21b20c8047b/FLAG1704a1e99 [2023-11-19 03:32:44,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/7e84994bd/37eb830c5d0c49f1937eb21b20c8047b [2023-11-19 03:32:44,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:44,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:44,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:44,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:44,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:44,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560e4e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44, skipping insertion in model container [2023-11-19 03:32:44,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:44,704 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c[1898,1911] [2023-11-19 03:32:44,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:44,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:44,743 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c[1898,1911] [2023-11-19 03:32:44,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:44,778 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:44,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44 WrapperNode [2023-11-19 03:32:44,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:44,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:44,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:44,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:44,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,833 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-19 03:32:44,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:44,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:44,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:44,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:44,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,859 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:44,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:44,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:44,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:44,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:44" (1/1) ... [2023-11-19 03:32:44,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:44,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:44,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:44,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:44,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:44,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:44,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:32:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:44,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:32:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:44,984 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 03:32:45,154 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:45,159 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:45,453 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:45,469 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:45,470 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:32:45,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:45 BoogieIcfgContainer [2023-11-19 03:32:45,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:45,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:45,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:45,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:45,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:45" (1/1) ... [2023-11-19 03:32:45,491 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 03:32:45,496 INFO L158 Benchmark]: Toolchain (without parser) took 1012.25ms. Allocated memory is still 201.3MB. Free memory was 152.8MB in the beginning and 124.9MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:32:45,497 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:45,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 201.3MB. Free memory was 152.8MB in the beginning and 141.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:45,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.71ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 140.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:45,499 INFO L158 Benchmark]: Boogie Preprocessor took 28.02ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 139.5MB in the end (delta: 830.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:45,500 INFO L158 Benchmark]: RCFGBuilder took 611.74ms. Allocated memory is still 201.3MB. Free memory was 138.8MB in the beginning and 126.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:45,501 INFO L158 Benchmark]: CodeCheck took 18.09ms. Allocated memory is still 201.3MB. Free memory was 126.2MB in the beginning and 124.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:45,506 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 0.26ms. Allocated memory is still 146.8MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 201.3MB. Free memory was 152.8MB in the beginning and 141.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.71ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 140.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.02ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 139.5MB in the end (delta: 830.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 611.74ms. Allocated memory is still 201.3MB. Free memory was 138.8MB in the beginning and 126.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 18.09ms. Allocated memory is still 201.3MB. Free memory was 126.2MB in the beginning and 124.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:45,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/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 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_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/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_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:48,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:48,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:48,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:48,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:48,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:48,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:48,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:48,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:48,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:48,858 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:48,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:48,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:48,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:48,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:48,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:48,862 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:48,863 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:48,863 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:48,864 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:48,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:48,865 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:48,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:48,866 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:48,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:48,867 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:48,867 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:48,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:48,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:48,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:48,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:48,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:48,871 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:48,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:48,872 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:48,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:48,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:48,873 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_0daf5417-9889-4fd5-b716-eee1f5bab448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2089b8408f47d976db10454bec1f56d65e439056bc0b2c5e33c1e775793bdc1f [2023-11-19 03:32:49,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:49,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:49,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:49,394 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:49,395 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:49,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 03:32:52,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:53,278 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:53,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c [2023-11-19 03:32:53,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/6b3fef704/c6e6a4816b0743fa825bd508171f4452/FLAGd7384011d [2023-11-19 03:32:53,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/data/6b3fef704/c6e6a4816b0743fa825bd508171f4452 [2023-11-19 03:32:53,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:53,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:53,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:53,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:53,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:53,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6823f375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53, skipping insertion in model container [2023-11-19 03:32:53,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:53,588 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c[1898,1911] [2023-11-19 03:32:53,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:53,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:53,656 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/sv-benchmarks/c/weaver/test-easy7.wvr.c[1898,1911] [2023-11-19 03:32:53,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:53,687 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:53,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53 WrapperNode [2023-11-19 03:32:53,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:53,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:53,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:53,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:53,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,808 INFO L138 Inliner]: procedures = 23, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-19 03:32:53,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:53,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:53,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:53,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:53,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,852 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:53,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:53,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:53,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:53,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:53" (1/1) ... [2023-11-19 03:32:53,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:53,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:53,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:53,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:53,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:53,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:53,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:53,989 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 03:32:54,184 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:54,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:54,471 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:54,481 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:54,482 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:32:54,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:54 BoogieIcfgContainer [2023-11-19 03:32:54,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:54,488 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:54,488 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:54,500 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:54,500 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:54" (1/1) ... [2023-11-19 03:32:54,502 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 03:32:54,508 INFO L158 Benchmark]: Toolchain (without parser) took 1197.99ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.2MB in the beginning and 44.8MB in the end (delta: -1.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-19 03:32:54,509 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:54,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.52ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 31.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:54,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.69ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.7MB in the beginning and 60.3MB in the end (delta: -28.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 03:32:54,513 INFO L158 Benchmark]: Boogie Preprocessor took 61.60ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 59.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:54,515 INFO L158 Benchmark]: RCFGBuilder took 615.24ms. Allocated memory is still 81.8MB. Free memory was 58.6MB in the beginning and 45.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:54,516 INFO L158 Benchmark]: CodeCheck took 16.88ms. Allocated memory is still 81.8MB. Free memory was 45.6MB in the beginning and 44.8MB in the end (delta: 812.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:54,527 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 0.35ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.52ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 31.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.69ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.7MB in the beginning and 60.3MB in the end (delta: -28.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.60ms. Allocated memory is still 81.8MB. Free memory was 60.3MB in the beginning and 59.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 615.24ms. Allocated memory is still 81.8MB. Free memory was 58.6MB in the beginning and 45.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.88ms. Allocated memory is still 81.8MB. Free memory was 45.6MB in the beginning and 44.8MB in the end (delta: 812.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:54,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf5417-9889-4fd5-b716-eee1f5bab448/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