./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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_41885f4e-d28f-47b4-9fdb-1e37a720822d/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 e59f443204e7aefe0ca3d3f3de602e655d8cad2a85fca6022b51e9f5ca070bcf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:22,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:22,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:55:22,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:22,448 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:22,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:22,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:22,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:22,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:22,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:22,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:22,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:22,498 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:22,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:22,501 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:22,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:22,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:22,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:22,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:22,503 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:22,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:22,504 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:22,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:22,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:22,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:22,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:22,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:22,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:22,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:22,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:22,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:22,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:22,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:22,510 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59f443204e7aefe0ca3d3f3de602e655d8cad2a85fca6022b51e9f5ca070bcf [2023-11-19 02:55:22,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:22,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:22,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:22,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:22,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:22,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i [2023-11-19 02:55:26,087 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:26,501 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:26,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i [2023-11-19 02:55:26,520 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/492097428/d0187b64137942e28d66ce9882299733/FLAG4387dffc3 [2023-11-19 02:55:26,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/492097428/d0187b64137942e28d66ce9882299733 [2023-11-19 02:55:26,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:26,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:26,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:26,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:26,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:26,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:26" (1/1) ... [2023-11-19 02:55:26,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152bf19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:26, skipping insertion in model container [2023-11-19 02:55:26,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:26" (1/1) ... [2023-11-19 02:55:26,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:27,037 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i[30728,30741] [2023-11-19 02:55:27,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:27,076 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:27,153 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i[30728,30741] [2023-11-19 02:55:27,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:27,233 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:27,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27 WrapperNode [2023-11-19 02:55:27,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:27,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:27,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:27,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:27,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,316 INFO L138 Inliner]: procedures = 164, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-19 02:55:27,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:27,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:27,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:27,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:27,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:27,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:27,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:27,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:27,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:27,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:27,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:27,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:55:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:55:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:55:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:27,551 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 02:55:27,699 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:27,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:27,902 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:27,912 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:27,912 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:27,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:27 BoogieIcfgContainer [2023-11-19 02:55:27,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:27,918 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:27,919 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:27,944 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:27,944 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:27" (1/1) ... [2023-11-19 02:55:27,946 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 02:55:27,951 INFO L158 Benchmark]: Toolchain (without parser) took 1407.49ms. Allocated memory is still 159.4MB. Free memory was 130.5MB in the beginning and 115.0MB in the end (delta: 15.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-19 02:55:27,952 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 130.0MB. Free memory was 101.4MB in the beginning and 101.3MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:27,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.27ms. Allocated memory is still 159.4MB. Free memory was 130.5MB in the beginning and 110.9MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:55:27,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.42ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:27,956 INFO L158 Benchmark]: Boogie Preprocessor took 110.20ms. Allocated memory is still 159.4MB. Free memory was 108.8MB in the beginning and 130.4MB in the end (delta: -21.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:27,958 INFO L158 Benchmark]: RCFGBuilder took 488.80ms. Allocated memory is still 159.4MB. Free memory was 130.4MB in the beginning and 115.9MB in the end (delta: 14.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:27,959 INFO L158 Benchmark]: CodeCheck took 30.04ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 115.0MB in the end (delta: 867.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:27,969 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 0.38ms. Allocated memory is still 130.0MB. Free memory was 101.4MB in the beginning and 101.3MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.27ms. Allocated memory is still 159.4MB. Free memory was 130.5MB in the beginning and 110.9MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.42ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.20ms. Allocated memory is still 159.4MB. Free memory was 108.8MB in the beginning and 130.4MB in the end (delta: -21.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.80ms. Allocated memory is still 159.4MB. Free memory was 130.4MB in the beginning and 115.9MB in the end (delta: 14.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 30.04ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 115.0MB in the end (delta: 867.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:28,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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_41885f4e-d28f-47b4-9fdb-1e37a720822d/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 e59f443204e7aefe0ca3d3f3de602e655d8cad2a85fca6022b51e9f5ca070bcf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:30,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:30,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:30,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:30,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:30,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:30,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:30,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:30,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:30,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:30,933 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:30,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:30,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:30,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:30,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:30,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:30,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:30,937 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:30,938 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:30,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:30,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:30,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:30,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:30,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:30,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:30,942 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:30,942 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:30,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:30,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:30,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:30,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:30,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:30,946 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:30,946 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:30,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:30,946 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:30,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:30,947 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59f443204e7aefe0ca3d3f3de602e655d8cad2a85fca6022b51e9f5ca070bcf [2023-11-19 02:55:31,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:31,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:31,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:31,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:31,420 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:31,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i [2023-11-19 02:55:34,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:35,167 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:35,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i [2023-11-19 02:55:35,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/d932e416e/e81f1848723f450682b0a6795b66a9d7/FLAGe2df9d4a6 [2023-11-19 02:55:35,210 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/data/d932e416e/e81f1848723f450682b0a6795b66a9d7 [2023-11-19 02:55:35,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:35,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:35,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:35,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:35,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:35,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:35,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62fbb105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35, skipping insertion in model container [2023-11-19 02:55:35,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:35,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:35,748 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i[30728,30741] [2023-11-19 02:55:35,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:35,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:35,856 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_41885f4e-d28f-47b4-9fdb-1e37a720822d/sv-benchmarks/c/pthread-ext/09_fmaxsym-pthread.i[30728,30741] [2023-11-19 02:55:35,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:35,952 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:35,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35 WrapperNode [2023-11-19 02:55:35,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:35,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:35,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:35,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:35,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,032 INFO L138 Inliner]: procedures = 168, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-19 02:55:36,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:36,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:36,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:36,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:36,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:36,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:36,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:36,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:36,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:35" (1/1) ... [2023-11-19 02:55:36,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:36,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:36,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:36,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:55:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:55:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:55:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:55:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:36,174 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 02:55:36,382 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:36,386 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:36,667 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:36,679 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:36,681 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:36,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:36 BoogieIcfgContainer [2023-11-19 02:55:36,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:36,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:36,688 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:36,698 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:36,699 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:36" (1/1) ... [2023-11-19 02:55:36,700 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 02:55:36,707 INFO L158 Benchmark]: Toolchain (without parser) took 1489.25ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 37.7MB in the end (delta: 18.7MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,708 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:36,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.91ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 57.5MB in the end (delta: -1.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.01ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,711 INFO L158 Benchmark]: Boogie Preprocessor took 43.28ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 53.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,712 INFO L158 Benchmark]: RCFGBuilder took 609.43ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 39.0MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,713 INFO L158 Benchmark]: CodeCheck took 17.20ms. Allocated memory is still 81.8MB. Free memory was 38.9MB in the beginning and 37.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:36,723 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 0.30ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.91ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 57.5MB in the end (delta: -1.2MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.01ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.28ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 53.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 609.43ms. Allocated memory is still 81.8MB. Free memory was 53.3MB in the beginning and 39.0MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 17.20ms. Allocated memory is still 81.8MB. Free memory was 38.9MB in the beginning and 37.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:36,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41885f4e-d28f-47b4-9fdb-1e37a720822d/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